Home / 7,581.76-10,465.68-4,438.96

Finding the Fourth Proportional to 7,581.76, 10,465.68 and 4,438.96

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Solution

The fourth proportional to 7,581.76, 10,465.68 and 4,438.96 is: 6,127.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,581.76 : 10,465.68 = 4,438.96 : x
  2. Step 2: Convert to fraction form
    7,581.76/10,465.68 = 4,438.96/x
  3. Step 3: Cross multiply
    7,581.76x = 10,465.68 × 4,438.96
  4. Step 4: Simplify right side
    7,581.76x = 46,456,734.89
  5. Step 5: Solve for x
    x = 46,456,734.89/7,581.76
  6. Step 6: Final answer
    x = 6,127.43

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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.