Home / 1,758.74-2,641.14-1,680.77

Finding the Fourth Proportional to 1,758.74, 2,641.14 and 1,680.77

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Solution

The fourth proportional to 1,758.74, 2,641.14 and 1,680.77 is: 2,524.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,758.74 : 2,641.14 = 1,680.77 : x
  2. Step 2: Convert to fraction form
    1,758.74/2,641.14 = 1,680.77/x
  3. Step 3: Cross multiply
    1,758.74x = 2,641.14 × 1,680.77
  4. Step 4: Simplify right side
    1,758.74x = 4,439,155.48
  5. Step 5: Solve for x
    x = 4,439,155.48/1,758.74
  6. Step 6: Final answer
    x = 2,524.06

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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.