Home / 5,355.46-7,394.15-3,339.66

Finding the Fourth Proportional to 5,355.46, 7,394.15 and 3,339.66

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Solution

The fourth proportional to 5,355.46, 7,394.15 and 3,339.66 is: 4,610.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,355.46 : 7,394.15 = 3,339.66 : x
  2. Step 2: Convert to fraction form
    5,355.46/7,394.15 = 3,339.66/x
  3. Step 3: Cross multiply
    5,355.46x = 7,394.15 × 3,339.66
  4. Step 4: Simplify right side
    5,355.46x = 24,693,946.99
  5. Step 5: Solve for x
    x = 24,693,946.99/5,355.46
  6. Step 6: Final answer
    x = 4,610.99

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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.