Home / 4,438.20-6,127.24-2,948.12

Finding the Fourth Proportional to 4,438.20, 6,127.24 and 2,948.12

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Solution

The fourth proportional to 4,438.20, 6,127.24 and 2,948.12 is: 4,070.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,438.20 : 6,127.24 = 2,948.12 : x
  2. Step 2: Convert to fraction form
    4,438.20/6,127.24 = 2,948.12/x
  3. Step 3: Cross multiply
    4,438.20x = 6,127.24 × 2,948.12
  4. Step 4: Simplify right side
    4,438.20x = 18,063,838.79
  5. Step 5: Solve for x
    x = 18,063,838.79/4,438.20
  6. Step 6: Final answer
    x = 4,070.08

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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.