Home / 7,449.23-10,279.88-4,046.31

Finding the Fourth Proportional to 7,449.23, 10,279.88 and 4,046.31

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Solution

The fourth proportional to 7,449.23, 10,279.88 and 4,046.31 is: 5,583.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,449.23 : 10,279.88 = 4,046.31 : x
  2. Step 2: Convert to fraction form
    7,449.23/10,279.88 = 4,046.31/x
  3. Step 3: Cross multiply
    7,449.23x = 10,279.88 × 4,046.31
  4. Step 4: Simplify right side
    7,449.23x = 41,595,581.24
  5. Step 5: Solve for x
    x = 41,595,581.24/7,449.23
  6. Step 6: Final answer
    x = 5,583.88

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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.