Home / 1,524.47-2,104.02-1,455.21

Finding the Fourth Proportional to 1,524.47, 2,104.02 and 1,455.21

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Solution

The fourth proportional to 1,524.47, 2,104.02 and 1,455.21 is: 2,008.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,524.47 : 2,104.02 = 1,455.21 : x
  2. Step 2: Convert to fraction form
    1,524.47/2,104.02 = 1,455.21/x
  3. Step 3: Cross multiply
    1,524.47x = 2,104.02 × 1,455.21
  4. Step 4: Simplify right side
    1,524.47x = 3,061,790.94
  5. Step 5: Solve for x
    x = 3,061,790.94/1,524.47
  6. Step 6: Final answer
    x = 2,008.44

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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.