Home / 6,539.31-9,024.20-3,555.15

Finding the Fourth Proportional to 6,539.31, 9,024.20 and 3,555.15

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Solution

The fourth proportional to 6,539.31, 9,024.20 and 3,555.15 is: 4,906.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,539.31 : 9,024.20 = 3,555.15 : x
  2. Step 2: Convert to fraction form
    6,539.31/9,024.20 = 3,555.15/x
  3. Step 3: Cross multiply
    6,539.31x = 9,024.20 × 3,555.15
  4. Step 4: Simplify right side
    6,539.31x = 32,082,366.85
  5. Step 5: Solve for x
    x = 32,082,366.85/6,539.31
  6. Step 6: Final answer
    x = 4,906.08

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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.