Home / 6,331.02-8,734.89-3,677.91

Finding the Fourth Proportional to 6,331.02, 8,734.89 and 3,677.91

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Solution

The fourth proportional to 6,331.02, 8,734.89 and 3,677.91 is: 5,074.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,331.02 : 8,734.89 = 3,677.91 : x
  2. Step 2: Convert to fraction form
    6,331.02/8,734.89 = 3,677.91/x
  3. Step 3: Cross multiply
    6,331.02x = 8,734.89 × 3,677.91
  4. Step 4: Simplify right side
    6,331.02x = 32,126,139.28
  5. Step 5: Solve for x
    x = 32,126,139.28/6,331.02
  6. Step 6: Final answer
    x = 5,074.40

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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.