Home / 4,999.20-7,498.14-1,301.68

Finding the Fourth Proportional to 4,999.20, 7,498.14 and 1,301.68

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Solution

The fourth proportional to 4,999.20, 7,498.14 and 1,301.68 is: 1,952.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,999.20 : 7,498.14 = 1,301.68 : x
  2. Step 2: Convert to fraction form
    4,999.20/7,498.14 = 1,301.68/x
  3. Step 3: Cross multiply
    4,999.20x = 7,498.14 × 1,301.68
  4. Step 4: Simplify right side
    4,999.20x = 9,760,178.88
  5. Step 5: Solve for x
    x = 9,760,178.88/4,999.20
  6. Step 6: Final answer
    x = 1,952.35

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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.