Home / 1,718.16-2,370.60-1,097.52

Finding the Fourth Proportional to 1,718.16, 2,370.60 and 1,097.52

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Solution

The fourth proportional to 1,718.16, 2,370.60 and 1,097.52 is: 1,514.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,718.16 : 2,370.60 = 1,097.52 : x
  2. Step 2: Convert to fraction form
    1,718.16/2,370.60 = 1,097.52/x
  3. Step 3: Cross multiply
    1,718.16x = 2,370.60 × 1,097.52
  4. Step 4: Simplify right side
    1,718.16x = 2,601,780.91
  5. Step 5: Solve for x
    x = 2,601,780.91/1,718.16
  6. Step 6: Final answer
    x = 1,514.28

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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.