Home / 6,432.42-9,633.51-3,135.18

Finding the Fourth Proportional to 6,432.42, 9,633.51 and 3,135.18

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Solution

The fourth proportional to 6,432.42, 9,633.51 and 3,135.18 is: 4,695.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,432.42 : 9,633.51 = 3,135.18 : x
  2. Step 2: Convert to fraction form
    6,432.42/9,633.51 = 3,135.18/x
  3. Step 3: Cross multiply
    6,432.42x = 9,633.51 × 3,135.18
  4. Step 4: Simplify right side
    6,432.42x = 30,202,787.88
  5. Step 5: Solve for x
    x = 30,202,787.88/6,432.42
  6. Step 6: Final answer
    x = 4,695.40

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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.