Home / 6,432.21-9,651.15-3,148.47

Finding the Fourth Proportional to 6,432.21, 9,651.15 and 3,148.47

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Solution

The fourth proportional to 6,432.21, 9,651.15 and 3,148.47 is: 4,724.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,432.21 : 9,651.15 = 3,148.47 : x
  2. Step 2: Convert to fraction form
    6,432.21/9,651.15 = 3,148.47/x
  3. Step 3: Cross multiply
    6,432.21x = 9,651.15 × 3,148.47
  4. Step 4: Simplify right side
    6,432.21x = 30,386,356.24
  5. Step 5: Solve for x
    x = 30,386,356.24/6,432.21
  6. Step 6: Final answer
    x = 4,724.09

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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.