Home / 1,718.47-2,565.26-1,590.07

Finding the Fourth Proportional to 1,718.47, 2,565.26 and 1,590.07

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Solution

The fourth proportional to 1,718.47, 2,565.26 and 1,590.07 is: 2,373.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,718.47 : 2,565.26 = 1,590.07 : x
  2. Step 2: Convert to fraction form
    1,718.47/2,565.26 = 1,590.07/x
  3. Step 3: Cross multiply
    1,718.47x = 2,565.26 × 1,590.07
  4. Step 4: Simplify right side
    1,718.47x = 4,078,942.97
  5. Step 5: Solve for x
    x = 4,078,942.97/1,718.47
  6. Step 6: Final answer
    x = 2,373.59

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.