Home / 5,177.94-7,763.67-2,402.88

Finding the Fourth Proportional to 5,177.94, 7,763.67 and 2,402.88

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Solution

The fourth proportional to 5,177.94, 7,763.67 and 2,402.88 is: 3,602.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,177.94 : 7,763.67 = 2,402.88 : x
  2. Step 2: Convert to fraction form
    5,177.94/7,763.67 = 2,402.88/x
  3. Step 3: Cross multiply
    5,177.94x = 7,763.67 × 2,402.88
  4. Step 4: Simplify right side
    5,177.94x = 18,655,167.37
  5. Step 5: Solve for x
    x = 18,655,167.37/5,177.94
  6. Step 6: Final answer
    x = 3,602.82

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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.