Home / 5,280.41-7,279.46-3,599.66

Finding the Fourth Proportional to 5,280.41, 7,279.46 and 3,599.66

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Solution

The fourth proportional to 5,280.41, 7,279.46 and 3,599.66 is: 4,962.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,280.41 : 7,279.46 = 3,599.66 : x
  2. Step 2: Convert to fraction form
    5,280.41/7,279.46 = 3,599.66/x
  3. Step 3: Cross multiply
    5,280.41x = 7,279.46 × 3,599.66
  4. Step 4: Simplify right side
    5,280.41x = 26,203,567.53
  5. Step 5: Solve for x
    x = 26,203,567.53/5,280.41
  6. Step 6: Final answer
    x = 4,962.41

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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.