Home / 7,432.06-11,134.42-4,658.21

Finding the Fourth Proportional to 7,432.06, 11,134.42 and 4,658.21

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Solution

The fourth proportional to 7,432.06, 11,134.42 and 4,658.21 is: 6,978.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,432.06 : 11,134.42 = 4,658.21 : x
  2. Step 2: Convert to fraction form
    7,432.06/11,134.42 = 4,658.21/x
  3. Step 3: Cross multiply
    7,432.06x = 11,134.42 × 4,658.21
  4. Step 4: Simplify right side
    7,432.06x = 51,866,466.59
  5. Step 5: Solve for x
    x = 51,866,466.59/7,432.06
  6. Step 6: Final answer
    x = 6,978.75

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1.5x scale

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.