Home / 10,590.07-15,885.10-3,664.57

Finding the Fourth Proportional to 10,590.07, 15,885.10 and 3,664.57

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Solution

The fourth proportional to 10,590.07, 15,885.10 and 3,664.57 is: 5,496.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,590.07 : 15,885.10 = 3,664.57 : x
  2. Step 2: Convert to fraction form
    10,590.07/15,885.10 = 3,664.57/x
  3. Step 3: Cross multiply
    10,590.07x = 15,885.10 × 3,664.57
  4. Step 4: Simplify right side
    10,590.07x = 58,211,963.16
  5. Step 5: Solve for x
    x = 58,211,963.16/10,590.07
  6. Step 6: Final answer
    x = 5,496.85

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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.