Home / 8,531.50-12,799.02-3,601.18

Finding the Fourth Proportional to 8,531.50, 12,799.02 and 3,601.18

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Solution

The fourth proportional to 8,531.50, 12,799.02 and 3,601.18 is: 5,402.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,531.50 : 12,799.02 = 3,601.18 : x
  2. Step 2: Convert to fraction form
    8,531.50/12,799.02 = 3,601.18/x
  3. Step 3: Cross multiply
    8,531.50x = 12,799.02 × 3,601.18
  4. Step 4: Simplify right side
    8,531.50x = 46,091,574.84
  5. Step 5: Solve for x
    x = 46,091,574.84/8,531.50
  6. Step 6: Final answer
    x = 5,402.52

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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.