Home / 9,182.46-13,780.61-4,255.55

Finding the Fourth Proportional to 9,182.46, 13,780.61 and 4,255.55

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Solution

The fourth proportional to 9,182.46, 13,780.61 and 4,255.55 is: 6,386.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,182.46 : 13,780.61 = 4,255.55 : x
  2. Step 2: Convert to fraction form
    9,182.46/13,780.61 = 4,255.55/x
  3. Step 3: Cross multiply
    9,182.46x = 13,780.61 × 4,255.55
  4. Step 4: Simplify right side
    9,182.46x = 58,643,984.70
  5. Step 5: Solve for x
    x = 58,643,984.70/9,182.46
  6. Step 6: Final answer
    x = 6,386.52

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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.