Home / 4,422.70-6,634.05-3,040.30

Finding the Fourth Proportional to 4,422.70, 6,634.05 and 3,040.30

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Solution

The fourth proportional to 4,422.70, 6,634.05 and 3,040.30 is: 4,560.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,422.70 : 6,634.05 = 3,040.30 : x
  2. Step 2: Convert to fraction form
    4,422.70/6,634.05 = 3,040.30/x
  3. Step 3: Cross multiply
    4,422.70x = 6,634.05 × 3,040.30
  4. Step 4: Simplify right side
    4,422.70x = 20,169,502.22
  5. Step 5: Solve for x
    x = 20,169,502.22/4,422.70
  6. Step 6: Final answer
    x = 4,560.45

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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.