Home / 3,013.68-4,158.98-1,755.18

Finding the Fourth Proportional to 3,013.68, 4,158.98 and 1,755.18

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Solution

The fourth proportional to 3,013.68, 4,158.98 and 1,755.18 is: 2,422.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,013.68 : 4,158.98 = 1,755.18 : x
  2. Step 2: Convert to fraction form
    3,013.68/4,158.98 = 1,755.18/x
  3. Step 3: Cross multiply
    3,013.68x = 4,158.98 × 1,755.18
  4. Step 4: Simplify right side
    3,013.68x = 7,299,756.32
  5. Step 5: Solve for x
    x = 7,299,756.32/3,013.68
  6. Step 6: Final answer
    x = 2,422.20

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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.