Home / 4,432.11-6,648.12-1,312.14

Finding the Fourth Proportional to 4,432.11, 6,648.12 and 1,312.14

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Solution

The fourth proportional to 4,432.11, 6,648.12 and 1,312.14 is: 1,968.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,432.11 : 6,648.12 = 1,312.14 : x
  2. Step 2: Convert to fraction form
    4,432.11/6,648.12 = 1,312.14/x
  3. Step 3: Cross multiply
    4,432.11x = 6,648.12 × 1,312.14
  4. Step 4: Simplify right side
    4,432.11x = 8,723,264.18
  5. Step 5: Solve for x
    x = 8,723,264.18/4,432.11
  6. Step 6: Final answer
    x = 1,968.20

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Similar ratio
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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.