Home / 10,002.10-14,981.55-6,502.90

Finding the Fourth Proportional to 10,002.10, 14,981.55 and 6,502.90

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Solution

The fourth proportional to 10,002.10, 14,981.55 and 6,502.90 is: 9,740.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,002.10 : 14,981.55 = 6,502.90 : x
  2. Step 2: Convert to fraction form
    10,002.10/14,981.55 = 6,502.90/x
  3. Step 3: Cross multiply
    10,002.10x = 14,981.55 × 6,502.90
  4. Step 4: Simplify right side
    10,002.10x = 97,423,521.50
  5. Step 5: Solve for x
    x = 97,423,521.50/10,002.10
  6. Step 6: Final answer
    x = 9,740.31

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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.