Home / 1,718.82-2,587.95-1,514.70

Finding the Fourth Proportional to 1,718.82, 2,587.95 and 1,514.70

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Solution

The fourth proportional to 1,718.82, 2,587.95 and 1,514.70 is: 2,280.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,718.82 : 2,587.95 = 1,514.70 : x
  2. Step 2: Convert to fraction form
    1,718.82/2,587.95 = 1,514.70/x
  3. Step 3: Cross multiply
    1,718.82x = 2,587.95 × 1,514.70
  4. Step 4: Simplify right side
    1,718.82x = 3,919,967.87
  5. Step 5: Solve for x
    x = 3,919,967.87/1,718.82
  6. Step 6: Final answer
    x = 2,280.62

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.