Home / 3,127.48-4,311.30-2,463.01

Finding the Fourth Proportional to 3,127.48, 4,311.30 and 2,463.01

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Solution

The fourth proportional to 3,127.48, 4,311.30 and 2,463.01 is: 3,395.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,127.48 : 4,311.30 = 2,463.01 : x
  2. Step 2: Convert to fraction form
    3,127.48/4,311.30 = 2,463.01/x
  3. Step 3: Cross multiply
    3,127.48x = 4,311.30 × 2,463.01
  4. Step 4: Simplify right side
    3,127.48x = 10,618,775.01
  5. Step 5: Solve for x
    x = 10,618,775.01/3,127.48
  6. Step 6: Final answer
    x = 3,395.31

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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.