Home / 6,220.12-9,332.70-3,103.24

Finding the Fourth Proportional to 6,220.12, 9,332.70 and 3,103.24

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Solution

The fourth proportional to 6,220.12, 9,332.70 and 3,103.24 is: 4,656.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,220.12 : 9,332.70 = 3,103.24 : x
  2. Step 2: Convert to fraction form
    6,220.12/9,332.70 = 3,103.24/x
  3. Step 3: Cross multiply
    6,220.12x = 9,332.70 × 3,103.24
  4. Step 4: Simplify right side
    6,220.12x = 28,961,607.95
  5. Step 5: Solve for x
    x = 28,961,607.95/6,220.12
  6. Step 6: Final answer
    x = 4,656.12

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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.