Home / 2,959.03-4,434.31-2,172.86

Finding the Fourth Proportional to 2,959.03, 4,434.31 and 2,172.86

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Solution

The fourth proportional to 2,959.03, 4,434.31 and 2,172.86 is: 3,256.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,959.03 : 4,434.31 = 2,172.86 : x
  2. Step 2: Convert to fraction form
    2,959.03/4,434.31 = 2,172.86/x
  3. Step 3: Cross multiply
    2,959.03x = 4,434.31 × 2,172.86
  4. Step 4: Simplify right side
    2,959.03x = 9,635,134.83
  5. Step 5: Solve for x
    x = 9,635,134.83/2,959.03
  6. Step 6: Final answer
    x = 3,256.18

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1.5x scale

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.