Home / 1,767.28-2,444.14-1,545.85

Finding the Fourth Proportional to 1,767.28, 2,444.14 and 1,545.85

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Solution

The fourth proportional to 1,767.28, 2,444.14 and 1,545.85 is: 2,137.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,767.28 : 2,444.14 = 1,545.85 : x
  2. Step 2: Convert to fraction form
    1,767.28/2,444.14 = 1,545.85/x
  3. Step 3: Cross multiply
    1,767.28x = 2,444.14 × 1,545.85
  4. Step 4: Simplify right side
    1,767.28x = 3,778,273.82
  5. Step 5: Solve for x
    x = 3,778,273.82/1,767.28
  6. Step 6: Final answer
    x = 2,137.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.