Home / 1,948.02-2,917.36-1,714.55

Finding the Fourth Proportional to 1,948.02, 2,917.36 and 1,714.55

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Solution

The fourth proportional to 1,948.02, 2,917.36 and 1,714.55 is: 2,567.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,948.02 : 2,917.36 = 1,714.55 : x
  2. Step 2: Convert to fraction form
    1,948.02/2,917.36 = 1,714.55/x
  3. Step 3: Cross multiply
    1,948.02x = 2,917.36 × 1,714.55
  4. Step 4: Simplify right side
    1,948.02x = 5,001,959.59
  5. Step 5: Solve for x
    x = 5,001,959.59/1,948.02
  6. Step 6: Final answer
    x = 2,567.71

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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.