Home / 1,524.68-2,103.54-935.36

Finding the Fourth Proportional to 1,524.68, 2,103.54 and 935.36

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Solution

The fourth proportional to 1,524.68, 2,103.54 and 935.36 is: 1,290.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,524.68 : 2,103.54 = 935.36 : x
  2. Step 2: Convert to fraction form
    1,524.68/2,103.54 = 935.36/x
  3. Step 3: Cross multiply
    1,524.68x = 2,103.54 × 935.36
  4. Step 4: Simplify right side
    1,524.68x = 1,967,567.17
  5. Step 5: Solve for x
    x = 1,967,567.17/1,524.68
  6. Step 6: Final answer
    x = 1,290.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.