Home / 3,077.14-4,632.34-2,809.30

Finding the Fourth Proportional to 3,077.14, 4,632.34 and 2,809.30

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Solution

The fourth proportional to 3,077.14, 4,632.34 and 2,809.30 is: 4,229.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,077.14 : 4,632.34 = 2,809.30 : x
  2. Step 2: Convert to fraction form
    3,077.14/4,632.34 = 2,809.30/x
  3. Step 3: Cross multiply
    3,077.14x = 4,632.34 × 2,809.30
  4. Step 4: Simplify right side
    3,077.14x = 13,013,632.76
  5. Step 5: Solve for x
    x = 13,013,632.76/3,077.14
  6. Step 6: Final answer
    x = 4,229.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.