Home / 11,070.04-15,277.54-6,355.84

Finding the Fourth Proportional to 11,070.04, 15,277.54 and 6,355.84

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Solution

The fourth proportional to 11,070.04, 15,277.54 and 6,355.84 is: 8,771.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,070.04 : 15,277.54 = 6,355.84 : x
  2. Step 2: Convert to fraction form
    11,070.04/15,277.54 = 6,355.84/x
  3. Step 3: Cross multiply
    11,070.04x = 15,277.54 × 6,355.84
  4. Step 4: Simplify right side
    11,070.04x = 97,101,599.83
  5. Step 5: Solve for x
    x = 97,101,599.83/11,070.04
  6. Step 6: Final answer
    x = 8,771.57

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.