Home / 1,763.17-2,657.74-1,615.29

Finding the Fourth Proportional to 1,763.17, 2,657.74 and 1,615.29

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Solution

The fourth proportional to 1,763.17, 2,657.74 and 1,615.29 is: 2,434.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,763.17 : 2,657.74 = 1,615.29 : x
  2. Step 2: Convert to fraction form
    1,763.17/2,657.74 = 1,615.29/x
  3. Step 3: Cross multiply
    1,763.17x = 2,657.74 × 1,615.29
  4. Step 4: Simplify right side
    1,763.17x = 4,293,020.84
  5. Step 5: Solve for x
    x = 4,293,020.84/1,763.17
  6. Step 6: Final answer
    x = 2,434.83

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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.