Home / 7,262.65-10,022.84-4,279.42

Finding the Fourth Proportional to 7,262.65, 10,022.84 and 4,279.42

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Solution

The fourth proportional to 7,262.65, 10,022.84 and 4,279.42 is: 5,905.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,262.65 : 10,022.84 = 4,279.42 : x
  2. Step 2: Convert to fraction form
    7,262.65/10,022.84 = 4,279.42/x
  3. Step 3: Cross multiply
    7,262.65x = 10,022.84 × 4,279.42
  4. Step 4: Simplify right side
    7,262.65x = 42,891,941.95
  5. Step 5: Solve for x
    x = 42,891,941.95/7,262.65
  6. Step 6: Final answer
    x = 5,905.83

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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.