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Finding the Fourth Proportional to 10,052.16, 15,065.16 and 5,609.64

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Solution

The fourth proportional to 10,052.16, 15,065.16 and 5,609.64 is: 8,407.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,052.16 : 15,065.16 = 5,609.64 : x
  2. Step 2: Convert to fraction form
    10,052.16/15,065.16 = 5,609.64/x
  3. Step 3: Cross multiply
    10,052.16x = 15,065.16 × 5,609.64
  4. Step 4: Simplify right side
    10,052.16x = 84,510,124.14
  5. Step 5: Solve for x
    x = 84,510,124.14/10,052.16
  6. Step 6: Final answer
    x = 8,407.16

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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.