Home / 6,374.28-9,543.45-4,809.31

Finding the Fourth Proportional to 6,374.28, 9,543.45 and 4,809.31

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Solution

The fourth proportional to 6,374.28, 9,543.45 and 4,809.31 is: 7,200.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,374.28 : 9,543.45 = 4,809.31 : x
  2. Step 2: Convert to fraction form
    6,374.28/9,543.45 = 4,809.31/x
  3. Step 3: Cross multiply
    6,374.28x = 9,543.45 × 4,809.31
  4. Step 4: Simplify right side
    6,374.28x = 45,897,363.12
  5. Step 5: Solve for x
    x = 45,897,363.12/6,374.28
  6. Step 6: Final answer
    x = 7,200.40

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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.