Home / 5,402.10-7,454.46-3,043.80

Finding the Fourth Proportional to 5,402.10, 7,454.46 and 3,043.80

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Solution

The fourth proportional to 5,402.10, 7,454.46 and 3,043.80 is: 4,200.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,402.10 : 7,454.46 = 3,043.80 : x
  2. Step 2: Convert to fraction form
    5,402.10/7,454.46 = 3,043.80/x
  3. Step 3: Cross multiply
    5,402.10x = 7,454.46 × 3,043.80
  4. Step 4: Simplify right side
    5,402.10x = 22,689,885.35
  5. Step 5: Solve for x
    x = 22,689,885.35/5,402.10
  6. Step 6: Final answer
    x = 4,200.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.