Home / 2,439.32-3,367.80-1,693.04

Finding the Fourth Proportional to 2,439.32, 3,367.80 and 1,693.04

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Solution

The fourth proportional to 2,439.32, 3,367.80 and 1,693.04 is: 2,337.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,439.32 : 3,367.80 = 1,693.04 : x
  2. Step 2: Convert to fraction form
    2,439.32/3,367.80 = 1,693.04/x
  3. Step 3: Cross multiply
    2,439.32x = 3,367.80 × 1,693.04
  4. Step 4: Simplify right side
    2,439.32x = 5,701,820.11
  5. Step 5: Solve for x
    x = 5,701,820.11/2,439.32
  6. Step 6: Final answer
    x = 2,337.46

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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.