Home / 4,652.02-6,979.05-1,531.90

Finding the Fourth Proportional to 4,652.02, 6,979.05 and 1,531.90

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Solution

The fourth proportional to 4,652.02, 6,979.05 and 1,531.90 is: 2,298.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,652.02 : 6,979.05 = 1,531.90 : x
  2. Step 2: Convert to fraction form
    4,652.02/6,979.05 = 1,531.90/x
  3. Step 3: Cross multiply
    4,652.02x = 6,979.05 × 1,531.90
  4. Step 4: Simplify right side
    4,652.02x = 10,691,171.80
  5. Step 5: Solve for x
    x = 10,691,171.80/4,652.02
  6. Step 6: Final answer
    x = 2,298.18

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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.