Home / 1,531.08-2,283.35-1,493.82

Finding the Fourth Proportional to 1,531.08, 2,283.35 and 1,493.82

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Solution

The fourth proportional to 1,531.08, 2,283.35 and 1,493.82 is: 2,227.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,531.08 : 2,283.35 = 1,493.82 : x
  2. Step 2: Convert to fraction form
    1,531.08/2,283.35 = 1,493.82/x
  3. Step 3: Cross multiply
    1,531.08x = 2,283.35 × 1,493.82
  4. Step 4: Simplify right side
    1,531.08x = 3,410,913.90
  5. Step 5: Solve for x
    x = 3,410,913.90/1,531.08
  6. Step 6: Final answer
    x = 2,227.78

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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.