Home / 2,439.12-3,652.44-1,342.28

Finding the Fourth Proportional to 2,439.12, 3,652.44 and 1,342.28

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Solution

The fourth proportional to 2,439.12, 3,652.44 and 1,342.28 is: 2,009.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,439.12 : 3,652.44 = 1,342.28 : x
  2. Step 2: Convert to fraction form
    2,439.12/3,652.44 = 1,342.28/x
  3. Step 3: Cross multiply
    2,439.12x = 3,652.44 × 1,342.28
  4. Step 4: Simplify right side
    2,439.12x = 4,902,597.16
  5. Step 5: Solve for x
    x = 4,902,597.16/2,439.12
  6. Step 6: Final answer
    x = 2,009.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.