Home / 10,339.60-15,500.67-4,491.82

Finding the Fourth Proportional to 10,339.60, 15,500.67 and 4,491.82

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Solution

The fourth proportional to 10,339.60, 15,500.67 and 4,491.82 is: 6,733.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,339.60 : 15,500.67 = 4,491.82 : x
  2. Step 2: Convert to fraction form
    10,339.60/15,500.67 = 4,491.82/x
  3. Step 3: Cross multiply
    10,339.60x = 15,500.67 × 4,491.82
  4. Step 4: Simplify right side
    10,339.60x = 69,626,219.52
  5. Step 5: Solve for x
    x = 69,626,219.52/10,339.60
  6. Step 6: Final answer
    x = 6,733.94

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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.