Home / 5,460.04-8,187.90-3,153.16

Finding the Fourth Proportional to 5,460.04, 8,187.90 and 3,153.16

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Solution

The fourth proportional to 5,460.04, 8,187.90 and 3,153.16 is: 4,728.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,460.04 : 8,187.90 = 3,153.16 : x
  2. Step 2: Convert to fraction form
    5,460.04/8,187.90 = 3,153.16/x
  3. Step 3: Cross multiply
    5,460.04x = 8,187.90 × 3,153.16
  4. Step 4: Simplify right side
    5,460.04x = 25,817,758.76
  5. Step 5: Solve for x
    x = 25,817,758.76/5,460.04
  6. Step 6: Final answer
    x = 4,728.49

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.