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Finding the Fourth Proportional to 5,693.28, 8,543.16 and 3,746.40

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Solution

The fourth proportional to 5,693.28, 8,543.16 and 3,746.40 is: 5,621.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,693.28 : 8,543.16 = 3,746.40 : x
  2. Step 2: Convert to fraction form
    5,693.28/8,543.16 = 3,746.40/x
  3. Step 3: Cross multiply
    5,693.28x = 8,543.16 × 3,746.40
  4. Step 4: Simplify right side
    5,693.28x = 32,006,094.62
  5. Step 5: Solve for x
    x = 32,006,094.62/5,693.28
  6. Step 6: Final answer
    x = 5,621.73

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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.