Home / 9,422.80-14,125.20-3,498.10

Finding the Fourth Proportional to 9,422.80, 14,125.20 and 3,498.10

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Solution

The fourth proportional to 9,422.80, 14,125.20 and 3,498.10 is: 5,243.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,422.80 : 14,125.20 = 3,498.10 : x
  2. Step 2: Convert to fraction form
    9,422.80/14,125.20 = 3,498.10/x
  3. Step 3: Cross multiply
    9,422.80x = 14,125.20 × 3,498.10
  4. Step 4: Simplify right side
    9,422.80x = 49,411,362.12
  5. Step 5: Solve for x
    x = 49,411,362.12/9,422.80
  6. Step 6: Final answer
    x = 5,243.81

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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.