Home / 7,422.98-10,243.46-4,438.14

Finding the Fourth Proportional to 7,422.98, 10,243.46 and 4,438.14

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Solution

The fourth proportional to 7,422.98, 10,243.46 and 4,438.14 is: 6,124.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,422.98 : 10,243.46 = 4,438.14 : x
  2. Step 2: Convert to fraction form
    7,422.98/10,243.46 = 4,438.14/x
  3. Step 3: Cross multiply
    7,422.98x = 10,243.46 × 4,438.14
  4. Step 4: Simplify right side
    7,422.98x = 45,461,909.56
  5. Step 5: Solve for x
    x = 45,461,909.56/7,422.98
  6. Step 6: Final answer
    x = 6,124.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.