Home / 8,574.02-12,862.65-2,732.30

Finding the Fourth Proportional to 8,574.02, 12,862.65 and 2,732.30

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Solution

The fourth proportional to 8,574.02, 12,862.65 and 2,732.30 is: 4,098.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,574.02 : 12,862.65 = 2,732.30 : x
  2. Step 2: Convert to fraction form
    8,574.02/12,862.65 = 2,732.30/x
  3. Step 3: Cross multiply
    8,574.02x = 12,862.65 × 2,732.30
  4. Step 4: Simplify right side
    8,574.02x = 35,144,618.60
  5. Step 5: Solve for x
    x = 35,144,618.60/8,574.02
  6. Step 6: Final answer
    x = 4,098.97

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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.