Home / 4,279.23-5,906.12-2,486.95

Finding the Fourth Proportional to 4,279.23, 5,906.12 and 2,486.95

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Solution

The fourth proportional to 4,279.23, 5,906.12 and 2,486.95 is: 3,432.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,279.23 : 5,906.12 = 2,486.95 : x
  2. Step 2: Convert to fraction form
    4,279.23/5,906.12 = 2,486.95/x
  3. Step 3: Cross multiply
    4,279.23x = 5,906.12 × 2,486.95
  4. Step 4: Simplify right side
    4,279.23x = 14,688,231.16
  5. Step 5: Solve for x
    x = 14,688,231.16/4,279.23
  6. Step 6: Final answer
    x = 3,432.45

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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.