Home / 10,956.29-15,115.51-6,703.93

Finding the Fourth Proportional to 10,956.29, 15,115.51 and 6,703.93

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Solution

The fourth proportional to 10,956.29, 15,115.51 and 6,703.93 is: 9,248.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,956.29 : 15,115.51 = 6,703.93 : x
  2. Step 2: Convert to fraction form
    10,956.29/15,115.51 = 6,703.93/x
  3. Step 3: Cross multiply
    10,956.29x = 15,115.51 × 6,703.93
  4. Step 4: Simplify right side
    10,956.29x = 101,333,348.23
  5. Step 5: Solve for x
    x = 101,333,348.23/10,956.29
  6. Step 6: Final answer
    x = 9,248.88

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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.