Home / 3,853.24-5,318.28-2,436.02

Finding the Fourth Proportional to 3,853.24, 5,318.28 and 2,436.02

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Solution

The fourth proportional to 3,853.24, 5,318.28 and 2,436.02 is: 3,362.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,853.24 : 5,318.28 = 2,436.02 : x
  2. Step 2: Convert to fraction form
    3,853.24/5,318.28 = 2,436.02/x
  3. Step 3: Cross multiply
    3,853.24x = 5,318.28 × 2,436.02
  4. Step 4: Simplify right side
    3,853.24x = 12,955,436.45
  5. Step 5: Solve for x
    x = 12,955,436.45/3,853.24
  6. Step 6: Final answer
    x = 3,362.22

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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.