Home / 3,995.76-5,513.28-2,424.24

Finding the Fourth Proportional to 3,995.76, 5,513.28 and 2,424.24

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Solution

The fourth proportional to 3,995.76, 5,513.28 and 2,424.24 is: 3,344.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,995.76 : 5,513.28 = 2,424.24 : x
  2. Step 2: Convert to fraction form
    3,995.76/5,513.28 = 2,424.24/x
  3. Step 3: Cross multiply
    3,995.76x = 5,513.28 × 2,424.24
  4. Step 4: Simplify right side
    3,995.76x = 13,365,513.91
  5. Step 5: Solve for x
    x = 13,365,513.91/3,995.76
  6. Step 6: Final answer
    x = 3,344.92

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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.