Home / 11,166.01-15,409.28-6,130.69

Finding the Fourth Proportional to 11,166.01, 15,409.28 and 6,130.69

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Solution

The fourth proportional to 11,166.01, 15,409.28 and 6,130.69 is: 8,460.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,166.01 : 15,409.28 = 6,130.69 : x
  2. Step 2: Convert to fraction form
    11,166.01/15,409.28 = 6,130.69/x
  3. Step 3: Cross multiply
    11,166.01x = 15,409.28 × 6,130.69
  4. Step 4: Simplify right side
    11,166.01x = 94,469,452.50
  5. Step 5: Solve for x
    x = 94,469,452.50/11,166.01
  6. Step 6: Final answer
    x = 8,460.45

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Half scale
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Double scale
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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.