Home / 7,565.51-11,338.40-3,864.62

Finding the Fourth Proportional to 7,565.51, 11,338.40 and 3,864.62

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Solution

The fourth proportional to 7,565.51, 11,338.40 and 3,864.62 is: 5,791.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,565.51 : 11,338.40 = 3,864.62 : x
  2. Step 2: Convert to fraction form
    7,565.51/11,338.40 = 3,864.62/x
  3. Step 3: Cross multiply
    7,565.51x = 11,338.40 × 3,864.62
  4. Step 4: Simplify right side
    7,565.51x = 43,818,560.38
  5. Step 5: Solve for x
    x = 43,818,560.38/7,565.51
  6. Step 6: Final answer
    x = 5,791.89

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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.