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Finding the Fourth Proportional to 11,252, 15,528.48 and 7,063.04

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Solution

The fourth proportional to 11,252, 15,528.48 and 7,063.04 is: 9,747.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,252 : 15,528.48 = 7,063.04 : x
  2. Step 2: Convert to fraction form
    11,252/15,528.48 = 7,063.04/x
  3. Step 3: Cross multiply
    11,252x = 15,528.48 × 7,063.04
  4. Step 4: Simplify right side
    11,252x = 109,678,275.38
  5. Step 5: Solve for x
    x = 109,678,275.38/11,252
  6. Step 6: Final answer
    x = 9,747.45

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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.