Home / 7,264.22-10,020.92-4,279.92

Finding the Fourth Proportional to 7,264.22, 10,020.92 and 4,279.92

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Solution

The fourth proportional to 7,264.22, 10,020.92 and 4,279.92 is: 5,904.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,264.22 : 10,020.92 = 4,279.92 : x
  2. Step 2: Convert to fraction form
    7,264.22/10,020.92 = 4,279.92/x
  3. Step 3: Cross multiply
    7,264.22x = 10,020.92 × 4,279.92
  4. Step 4: Simplify right side
    7,264.22x = 42,888,735.93
  5. Step 5: Solve for x
    x = 42,888,735.93/7,264.22
  6. Step 6: Final answer
    x = 5,904.11

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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.