Home / 9,103.49-13,655.08-4,422.70

Finding the Fourth Proportional to 9,103.49, 13,655.08 and 4,422.70

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Solution

The fourth proportional to 9,103.49, 13,655.08 and 4,422.70 is: 6,633.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,103.49 : 13,655.08 = 4,422.70 : x
  2. Step 2: Convert to fraction form
    9,103.49/13,655.08 = 4,422.70/x
  3. Step 3: Cross multiply
    9,103.49x = 13,655.08 × 4,422.70
  4. Step 4: Simplify right side
    9,103.49x = 60,392,344.91
  5. Step 5: Solve for x
    x = 60,392,344.91/9,103.49
  6. Step 6: Final answer
    x = 6,633.98

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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.