Home / 8,023.05-11,071.71-4,438.20

Finding the Fourth Proportional to 8,023.05, 11,071.71 and 4,438.20

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Solution

The fourth proportional to 8,023.05, 11,071.71 and 4,438.20 is: 6,124.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,023.05 : 11,071.71 = 4,438.20 : x
  2. Step 2: Convert to fraction form
    8,023.05/11,071.71 = 4,438.20/x
  3. Step 3: Cross multiply
    8,023.05x = 11,071.71 × 4,438.20
  4. Step 4: Simplify right side
    8,023.05x = 49,138,463.32
  5. Step 5: Solve for x
    x = 49,138,463.32/8,023.05
  6. Step 6: Final answer
    x = 6,124.66

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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.