Home / 3,148.16-4,346.04-2,438.42

Finding the Fourth Proportional to 3,148.16, 4,346.04 and 2,438.42

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Solution

The fourth proportional to 3,148.16, 4,346.04 and 2,438.42 is: 3,366.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,148.16 : 4,346.04 = 2,438.42 : x
  2. Step 2: Convert to fraction form
    3,148.16/4,346.04 = 2,438.42/x
  3. Step 3: Cross multiply
    3,148.16x = 4,346.04 × 2,438.42
  4. Step 4: Simplify right side
    3,148.16x = 10,597,470.86
  5. Step 5: Solve for x
    x = 10,597,470.86/3,148.16
  6. Step 6: Final answer
    x = 3,366.24

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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.