Home / 3,126.17-4,314.03-1,867.53

Finding the Fourth Proportional to 3,126.17, 4,314.03 and 1,867.53

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Solution

The fourth proportional to 3,126.17, 4,314.03 and 1,867.53 is: 2,577.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,126.17 : 4,314.03 = 1,867.53 : x
  2. Step 2: Convert to fraction form
    3,126.17/4,314.03 = 1,867.53/x
  3. Step 3: Cross multiply
    3,126.17x = 4,314.03 × 1,867.53
  4. Step 4: Simplify right side
    3,126.17x = 8,056,580.45
  5. Step 5: Solve for x
    x = 8,056,580.45/3,126.17
  6. Step 6: Final answer
    x = 2,577.14

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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.