Home / 3,126.16-4,314.70-2,008.52

Finding the Fourth Proportional to 3,126.16, 4,314.70 and 2,008.52

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Solution

The fourth proportional to 3,126.16, 4,314.70 and 2,008.52 is: 2,772.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,126.16 : 4,314.70 = 2,008.52 : x
  2. Step 2: Convert to fraction form
    3,126.16/4,314.70 = 2,008.52/x
  3. Step 3: Cross multiply
    3,126.16x = 4,314.70 × 2,008.52
  4. Step 4: Simplify right side
    3,126.16x = 8,666,161.24
  5. Step 5: Solve for x
    x = 8,666,161.24/3,126.16
  6. Step 6: Final answer
    x = 2,772.14

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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.