Home / 7,217.20-9,951.93-6,264.83

Finding the Fourth Proportional to 7,217.20, 9,951.93 and 6,264.83

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Solution

The fourth proportional to 7,217.20, 9,951.93 and 6,264.83 is: 8,638.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,217.20 : 9,951.93 = 6,264.83 : x
  2. Step 2: Convert to fraction form
    7,217.20/9,951.93 = 6,264.83/x
  3. Step 3: Cross multiply
    7,217.20x = 9,951.93 × 6,264.83
  4. Step 4: Simplify right side
    7,217.20x = 62,347,173.72
  5. Step 5: Solve for x
    x = 62,347,173.72/7,217.20
  6. Step 6: Final answer
    x = 8,638.69

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1.5x scale

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.