Home / 1,458.41-2,184.98-1,251.05

Finding the Fourth Proportional to 1,458.41, 2,184.98 and 1,251.05

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Solution

The fourth proportional to 1,458.41, 2,184.98 and 1,251.05 is: 1,874.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458.41 : 2,184.98 = 1,251.05 : x
  2. Step 2: Convert to fraction form
    1,458.41/2,184.98 = 1,251.05/x
  3. Step 3: Cross multiply
    1,458.41x = 2,184.98 × 1,251.05
  4. Step 4: Simplify right side
    1,458.41x = 2,733,502.05
  5. Step 5: Solve for x
    x = 2,733,502.05/1,458.41
  6. Step 6: Final answer
    x = 1,874.31

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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.