Home / 8,557.12-12,834.56-2,714.24

Finding the Fourth Proportional to 8,557.12, 12,834.56 and 2,714.24

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Solution

The fourth proportional to 8,557.12, 12,834.56 and 2,714.24 is: 4,071.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,557.12 : 12,834.56 = 2,714.24 : x
  2. Step 2: Convert to fraction form
    8,557.12/12,834.56 = 2,714.24/x
  3. Step 3: Cross multiply
    8,557.12x = 12,834.56 × 2,714.24
  4. Step 4: Simplify right side
    8,557.12x = 34,836,076.13
  5. Step 5: Solve for x
    x = 34,836,076.13/8,557.12
  6. Step 6: Final answer
    x = 4,071.00

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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.