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Finding the Fourth Proportional to 10,450.72, 15,663.72 and 4,595.08

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Solution

The fourth proportional to 10,450.72, 15,663.72 and 4,595.08 is: 6,887.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,450.72 : 15,663.72 = 4,595.08 : x
  2. Step 2: Convert to fraction form
    10,450.72/15,663.72 = 4,595.08/x
  3. Step 3: Cross multiply
    10,450.72x = 15,663.72 × 4,595.08
  4. Step 4: Simplify right side
    10,450.72x = 71,976,046.50
  5. Step 5: Solve for x
    x = 71,976,046.50/10,450.72
  6. Step 6: Final answer
    x = 6,887.19

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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.