Home / 3,127.77-4,311.36-2,463.57

Finding the Fourth Proportional to 3,127.77, 4,311.36 and 2,463.57

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Solution

The fourth proportional to 3,127.77, 4,311.36 and 2,463.57 is: 3,395.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,127.77 : 4,311.36 = 2,463.57 : x
  2. Step 2: Convert to fraction form
    3,127.77/4,311.36 = 2,463.57/x
  3. Step 3: Cross multiply
    3,127.77x = 4,311.36 × 2,463.57
  4. Step 4: Simplify right side
    3,127.77x = 10,621,337.16
  5. Step 5: Solve for x
    x = 10,621,337.16/3,127.77
  6. Step 6: Final answer
    x = 3,395.82

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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.