Home / 4,333.20-6,500.60-1,372.39

Finding the Fourth Proportional to 4,333.20, 6,500.60 and 1,372.39

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Solution

The fourth proportional to 4,333.20, 6,500.60 and 1,372.39 is: 2,058.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,333.20 : 6,500.60 = 1,372.39 : x
  2. Step 2: Convert to fraction form
    4,333.20/6,500.60 = 1,372.39/x
  3. Step 3: Cross multiply
    4,333.20x = 6,500.60 × 1,372.39
  4. Step 4: Simplify right side
    4,333.20x = 8,921,342.18
  5. Step 5: Solve for x
    x = 8,921,342.18/4,333.20
  6. Step 6: Final answer
    x = 2,058.84

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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.