Home / 3,580.80-5,371.45-1,498.70

Finding the Fourth Proportional to 3,580.80, 5,371.45 and 1,498.70

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Solution

The fourth proportional to 3,580.80, 5,371.45 and 1,498.70 is: 2,248.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,580.80 : 5,371.45 = 1,498.70 : x
  2. Step 2: Convert to fraction form
    3,580.80/5,371.45 = 1,498.70/x
  3. Step 3: Cross multiply
    3,580.80x = 5,371.45 × 1,498.70
  4. Step 4: Simplify right side
    3,580.80x = 8,050,205.54
  5. Step 5: Solve for x
    x = 8,050,205.54/3,580.80
  6. Step 6: Final answer
    x = 2,248.16

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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.