Home / 7,449.17-10,280.79-4,304.75

Finding the Fourth Proportional to 7,449.17, 10,280.79 and 4,304.75

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Solution

The fourth proportional to 7,449.17, 10,280.79 and 4,304.75 is: 5,941.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,449.17 : 10,280.79 = 4,304.75 : x
  2. Step 2: Convert to fraction form
    7,449.17/10,280.79 = 4,304.75/x
  3. Step 3: Cross multiply
    7,449.17x = 10,280.79 × 4,304.75
  4. Step 4: Simplify right side
    7,449.17x = 44,256,230.75
  5. Step 5: Solve for x
    x = 44,256,230.75/7,449.17
  6. Step 6: Final answer
    x = 5,941.10

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Half scale
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Double scale
Find fourth proportional to 7,450.17, 10,282.17 and 4,305.75
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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.