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Finding the Fourth Proportional to 12,244.57, 16,898.87 and 7,210.04

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Solution

The fourth proportional to 12,244.57, 16,898.87 and 7,210.04 is: 9,950.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,244.57 : 16,898.87 = 7,210.04 : x
  2. Step 2: Convert to fraction form
    12,244.57/16,898.87 = 7,210.04/x
  3. Step 3: Cross multiply
    12,244.57x = 16,898.87 × 7,210.04
  4. Step 4: Simplify right side
    12,244.57x = 121,841,462.19
  5. Step 5: Solve for x
    x = 121,841,462.19/12,244.57
  6. Step 6: Final answer
    x = 9,950.65

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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.