Home / 7,590.61-11,389.15-3,693.97

Finding the Fourth Proportional to 7,590.61, 11,389.15 and 3,693.97

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Solution

The fourth proportional to 7,590.61, 11,389.15 and 3,693.97 is: 5,542.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,590.61 : 11,389.15 = 3,693.97 : x
  2. Step 2: Convert to fraction form
    7,590.61/11,389.15 = 3,693.97/x
  3. Step 3: Cross multiply
    7,590.61x = 11,389.15 × 3,693.97
  4. Step 4: Simplify right side
    7,590.61x = 42,071,178.43
  5. Step 5: Solve for x
    x = 42,071,178.43/7,590.61
  6. Step 6: Final answer
    x = 5,542.53

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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.