Home / 4,543.20-6,820.56-3,572.64

Finding the Fourth Proportional to 4,543.20, 6,820.56 and 3,572.64

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Solution

The fourth proportional to 4,543.20, 6,820.56 and 3,572.64 is: 5,363.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,543.20 : 6,820.56 = 3,572.64 : x
  2. Step 2: Convert to fraction form
    4,543.20/6,820.56 = 3,572.64/x
  3. Step 3: Cross multiply
    4,543.20x = 6,820.56 × 3,572.64
  4. Step 4: Simplify right side
    4,543.20x = 24,367,405.48
  5. Step 5: Solve for x
    x = 24,367,405.48/4,543.20
  6. Step 6: Final answer
    x = 5,363.49

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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.