Home / 3,419.06-5,123.10-1,959.26

Finding the Fourth Proportional to 3,419.06, 5,123.10 and 1,959.26

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Solution

The fourth proportional to 3,419.06, 5,123.10 and 1,959.26 is: 2,935.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,419.06 : 5,123.10 = 1,959.26 : x
  2. Step 2: Convert to fraction form
    3,419.06/5,123.10 = 1,959.26/x
  3. Step 3: Cross multiply
    3,419.06x = 5,123.10 × 1,959.26
  4. Step 4: Simplify right side
    3,419.06x = 10,037,484.91
  5. Step 5: Solve for x
    x = 10,037,484.91/3,419.06
  6. Step 6: Final answer
    x = 2,935.74

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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.