Home / 9,943.80-14,904.90-4,396.20

Finding the Fourth Proportional to 9,943.80, 14,904.90 and 4,396.20

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Solution

The fourth proportional to 9,943.80, 14,904.90 and 4,396.20 is: 6,589.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,943.80 : 14,904.90 = 4,396.20 : x
  2. Step 2: Convert to fraction form
    9,943.80/14,904.90 = 4,396.20/x
  3. Step 3: Cross multiply
    9,943.80x = 14,904.90 × 4,396.20
  4. Step 4: Simplify right side
    9,943.80x = 65,524,921.38
  5. Step 5: Solve for x
    x = 65,524,921.38/9,943.80
  6. Step 6: Final answer
    x = 6,589.53

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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.