Home / 5,712.10-8,568.15-5,493.40

Finding the Fourth Proportional to 5,712.10, 8,568.15 and 5,493.40

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Solution

The fourth proportional to 5,712.10, 8,568.15 and 5,493.40 is: 8,240.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,712.10 : 8,568.15 = 5,493.40 : x
  2. Step 2: Convert to fraction form
    5,712.10/8,568.15 = 5,493.40/x
  3. Step 3: Cross multiply
    5,712.10x = 8,568.15 × 5,493.40
  4. Step 4: Simplify right side
    5,712.10x = 47,068,275.21
  5. Step 5: Solve for x
    x = 47,068,275.21/5,712.10
  6. Step 6: Final answer
    x = 8,240.10

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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.