Home / 1,356.35-2,026.20-1,082.93

Finding the Fourth Proportional to 1,356.35, 2,026.20 and 1,082.93

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Solution

The fourth proportional to 1,356.35, 2,026.20 and 1,082.93 is: 1,617.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,356.35 : 2,026.20 = 1,082.93 : x
  2. Step 2: Convert to fraction form
    1,356.35/2,026.20 = 1,082.93/x
  3. Step 3: Cross multiply
    1,356.35x = 2,026.20 × 1,082.93
  4. Step 4: Simplify right side
    1,356.35x = 2,194,227.35
  5. Step 5: Solve for x
    x = 2,194,227.35/1,356.35
  6. Step 6: Final answer
    x = 1,617.74

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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.