Home / 7,279.98-10,046.06-4,136.46

Finding the Fourth Proportional to 7,279.98, 10,046.06 and 4,136.46

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Solution

The fourth proportional to 7,279.98, 10,046.06 and 4,136.46 is: 5,708.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,279.98 : 10,046.06 = 4,136.46 : x
  2. Step 2: Convert to fraction form
    7,279.98/10,046.06 = 4,136.46/x
  3. Step 3: Cross multiply
    7,279.98x = 10,046.06 × 4,136.46
  4. Step 4: Simplify right side
    7,279.98x = 41,555,125.35
  5. Step 5: Solve for x
    x = 41,555,125.35/7,279.98
  6. Step 6: Final answer
    x = 5,708.14

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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.