Home / 9,280.42-13,917.16-3,731.90

Finding the Fourth Proportional to 9,280.42, 13,917.16 and 3,731.90

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Solution

The fourth proportional to 9,280.42, 13,917.16 and 3,731.90 is: 5,596.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,280.42 : 13,917.16 = 3,731.90 : x
  2. Step 2: Convert to fraction form
    9,280.42/13,917.16 = 3,731.90/x
  3. Step 3: Cross multiply
    9,280.42x = 13,917.16 × 3,731.90
  4. Step 4: Simplify right side
    9,280.42x = 51,937,370.49
  5. Step 5: Solve for x
    x = 51,937,370.49/9,280.42
  6. Step 6: Final answer
    x = 5,596.45

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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.