Home / 3,089.46-4,263.78-2,302.14

Finding the Fourth Proportional to 3,089.46, 4,263.78 and 2,302.14

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Solution

The fourth proportional to 3,089.46, 4,263.78 and 2,302.14 is: 3,177.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,089.46 : 4,263.78 = 2,302.14 : x
  2. Step 2: Convert to fraction form
    3,089.46/4,263.78 = 2,302.14/x
  3. Step 3: Cross multiply
    3,089.46x = 4,263.78 × 2,302.14
  4. Step 4: Simplify right side
    3,089.46x = 9,815,818.49
  5. Step 5: Solve for x
    x = 9,815,818.49/3,089.46
  6. Step 6: Final answer
    x = 3,177.20

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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.