Home / 5,329.83-7,356.11-3,342.09

Finding the Fourth Proportional to 5,329.83, 7,356.11 and 3,342.09

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Solution

The fourth proportional to 5,329.83, 7,356.11 and 3,342.09 is: 4,612.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,329.83 : 7,356.11 = 3,342.09 : x
  2. Step 2: Convert to fraction form
    5,329.83/7,356.11 = 3,342.09/x
  3. Step 3: Cross multiply
    5,329.83x = 7,356.11 × 3,342.09
  4. Step 4: Simplify right side
    5,329.83x = 24,584,781.67
  5. Step 5: Solve for x
    x = 24,584,781.67/5,329.83
  6. Step 6: Final answer
    x = 4,612.68

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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.