Home / 9,053.55-13,580.33-2,479.79

Finding the Fourth Proportional to 9,053.55, 13,580.33 and 2,479.79

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Solution

The fourth proportional to 9,053.55, 13,580.33 and 2,479.79 is: 3,719.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,053.55 : 13,580.33 = 2,479.79 : x
  2. Step 2: Convert to fraction form
    9,053.55/13,580.33 = 2,479.79/x
  3. Step 3: Cross multiply
    9,053.55x = 13,580.33 × 2,479.79
  4. Step 4: Simplify right side
    9,053.55x = 33,676,372.73
  5. Step 5: Solve for x
    x = 33,676,372.73/9,053.55
  6. Step 6: Final answer
    x = 3,719.69

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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.