Home / 3,260.89-4,498.63-2,199.34

Finding the Fourth Proportional to 3,260.89, 4,498.63 and 2,199.34

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Solution

The fourth proportional to 3,260.89, 4,498.63 and 2,199.34 is: 3,034.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,260.89 : 4,498.63 = 2,199.34 : x
  2. Step 2: Convert to fraction form
    3,260.89/4,498.63 = 2,199.34/x
  3. Step 3: Cross multiply
    3,260.89x = 4,498.63 × 2,199.34
  4. Step 4: Simplify right side
    3,260.89x = 9,894,000.16
  5. Step 5: Solve for x
    x = 9,894,000.16/3,260.89
  6. Step 6: Final answer
    x = 3,034.14

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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.