Home / 3,180.16-4,769.88-2,013.76

Finding the Fourth Proportional to 3,180.16, 4,769.88 and 2,013.76

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Solution

The fourth proportional to 3,180.16, 4,769.88 and 2,013.76 is: 3,020.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,180.16 : 4,769.88 = 2,013.76 : x
  2. Step 2: Convert to fraction form
    3,180.16/4,769.88 = 2,013.76/x
  3. Step 3: Cross multiply
    3,180.16x = 4,769.88 × 2,013.76
  4. Step 4: Simplify right side
    3,180.16x = 9,605,393.55
  5. Step 5: Solve for x
    x = 9,605,393.55/3,180.16
  6. Step 6: Final answer
    x = 3,020.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.