Home / 7,482.27-11,223.45-3,099.66

Finding the Fourth Proportional to 7,482.27, 11,223.45 and 3,099.66

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Solution

The fourth proportional to 7,482.27, 11,223.45 and 3,099.66 is: 4,649.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,482.27 : 11,223.45 = 3,099.66 : x
  2. Step 2: Convert to fraction form
    7,482.27/11,223.45 = 3,099.66/x
  3. Step 3: Cross multiply
    7,482.27x = 11,223.45 × 3,099.66
  4. Step 4: Simplify right side
    7,482.27x = 34,788,879.03
  5. Step 5: Solve for x
    x = 34,788,879.03/7,482.27
  6. Step 6: Final answer
    x = 4,649.51

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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.