Home / 7,616.34-11,426.30-2,422.21

Finding the Fourth Proportional to 7,616.34, 11,426.30 and 2,422.21

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Solution

The fourth proportional to 7,616.34, 11,426.30 and 2,422.21 is: 3,633.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,616.34 : 11,426.30 = 2,422.21 : x
  2. Step 2: Convert to fraction form
    7,616.34/11,426.30 = 2,422.21/x
  3. Step 3: Cross multiply
    7,616.34x = 11,426.30 × 2,422.21
  4. Step 4: Simplify right side
    7,616.34x = 27,676,898.12
  5. Step 5: Solve for x
    x = 27,676,898.12/7,616.34
  6. Step 6: Final answer
    x = 3,633.88

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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.