Home / 1,748.97-2,412.23-1,126.89

Finding the Fourth Proportional to 1,748.97, 2,412.23 and 1,126.89

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Solution

The fourth proportional to 1,748.97, 2,412.23 and 1,126.89 is: 1,554.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,748.97 : 2,412.23 = 1,126.89 : x
  2. Step 2: Convert to fraction form
    1,748.97/2,412.23 = 1,126.89/x
  3. Step 3: Cross multiply
    1,748.97x = 2,412.23 × 1,126.89
  4. Step 4: Simplify right side
    1,748.97x = 2,718,312.23
  5. Step 5: Solve for x
    x = 2,718,312.23/1,748.97
  6. Step 6: Final answer
    x = 1,554.24

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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.