Home / 9,180.39-13,762.91-4,253.56

Finding the Fourth Proportional to 9,180.39, 13,762.91 and 4,253.56

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Solution

The fourth proportional to 9,180.39, 13,762.91 and 4,253.56 is: 6,376.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,180.39 : 13,762.91 = 4,253.56 : x
  2. Step 2: Convert to fraction form
    9,180.39/13,762.91 = 4,253.56/x
  3. Step 3: Cross multiply
    9,180.39x = 13,762.91 × 4,253.56
  4. Step 4: Simplify right side
    9,180.39x = 58,541,417.10
  5. Step 5: Solve for x
    x = 58,541,417.10/9,180.39
  6. Step 6: Final answer
    x = 6,376.79

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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.