Home / 8,025.20-12,033.40-2,477.02

Finding the Fourth Proportional to 8,025.20, 12,033.40 and 2,477.02

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Solution

The fourth proportional to 8,025.20, 12,033.40 and 2,477.02 is: 3,714.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,025.20 : 12,033.40 = 2,477.02 : x
  2. Step 2: Convert to fraction form
    8,025.20/12,033.40 = 2,477.02/x
  3. Step 3: Cross multiply
    8,025.20x = 12,033.40 × 2,477.02
  4. Step 4: Simplify right side
    8,025.20x = 29,806,972.47
  5. Step 5: Solve for x
    x = 29,806,972.47/8,025.20
  6. Step 6: Final answer
    x = 3,714.17

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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.