Home / 4,538.07-6,264.18-3,422.21

Finding the Fourth Proportional to 4,538.07, 6,264.18 and 3,422.21

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Solution

The fourth proportional to 4,538.07, 6,264.18 and 3,422.21 is: 4,723.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,538.07 : 6,264.18 = 3,422.21 : x
  2. Step 2: Convert to fraction form
    4,538.07/6,264.18 = 3,422.21/x
  3. Step 3: Cross multiply
    4,538.07x = 6,264.18 × 3,422.21
  4. Step 4: Simplify right side
    4,538.07x = 21,437,308.12
  5. Step 5: Solve for x
    x = 21,437,308.12/4,538.07
  6. Step 6: Final answer
    x = 4,723.88

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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.