Home / 6,347.28-8,758.76-3,552.40

Finding the Fourth Proportional to 6,347.28, 8,758.76 and 3,552.40

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Solution

The fourth proportional to 6,347.28, 8,758.76 and 3,552.40 is: 4,902.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,347.28 : 8,758.76 = 3,552.40 : x
  2. Step 2: Convert to fraction form
    6,347.28/8,758.76 = 3,552.40/x
  3. Step 3: Cross multiply
    6,347.28x = 8,758.76 × 3,552.40
  4. Step 4: Simplify right side
    6,347.28x = 31,114,619.02
  5. Step 5: Solve for x
    x = 31,114,619.02/6,347.28
  6. Step 6: Final answer
    x = 4,902.04

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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.