Home / 10,056.12-15,084.18-3,130.62

Finding the Fourth Proportional to 10,056.12, 15,084.18 and 3,130.62

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Solution

The fourth proportional to 10,056.12, 15,084.18 and 3,130.62 is: 4,695.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,056.12 : 15,084.18 = 3,130.62 : x
  2. Step 2: Convert to fraction form
    10,056.12/15,084.18 = 3,130.62/x
  3. Step 3: Cross multiply
    10,056.12x = 15,084.18 × 3,130.62
  4. Step 4: Simplify right side
    10,056.12x = 47,222,835.59
  5. Step 5: Solve for x
    x = 47,222,835.59/10,056.12
  6. Step 6: Final answer
    x = 4,695.93

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