Home / 1,524.40-2,103.51-1,126.27

Finding the Fourth Proportional to 1,524.40, 2,103.51 and 1,126.27

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Solution

The fourth proportional to 1,524.40, 2,103.51 and 1,126.27 is: 1,554.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,524.40 : 2,103.51 = 1,126.27 : x
  2. Step 2: Convert to fraction form
    1,524.40/2,103.51 = 1,126.27/x
  3. Step 3: Cross multiply
    1,524.40x = 2,103.51 × 1,126.27
  4. Step 4: Simplify right side
    1,524.40x = 2,369,120.21
  5. Step 5: Solve for x
    x = 2,369,120.21/1,524.40
  6. Step 6: Final answer
    x = 1,554.13

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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.