Home / 9,280.56-13,920.84-4,353.66

Finding the Fourth Proportional to 9,280.56, 13,920.84 and 4,353.66

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Solution

The fourth proportional to 9,280.56, 13,920.84 and 4,353.66 is: 6,530.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,280.56 : 13,920.84 = 4,353.66 : x
  2. Step 2: Convert to fraction form
    9,280.56/13,920.84 = 4,353.66/x
  3. Step 3: Cross multiply
    9,280.56x = 13,920.84 × 4,353.66
  4. Step 4: Simplify right side
    9,280.56x = 60,606,604.27
  5. Step 5: Solve for x
    x = 60,606,604.27/9,280.56
  6. Step 6: Final answer
    x = 6,530.49

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.