Home / 9,155.50-13,733.34-2,230

Finding the Fourth Proportional to 9,155.50, 13,733.34 and 2,230

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Solution

The fourth proportional to 9,155.50, 13,733.34 and 2,230 is: 3,345.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,155.50 : 13,733.34 = 2,230 : x
  2. Step 2: Convert to fraction form
    9,155.50/13,733.34 = 2,230/x
  3. Step 3: Cross multiply
    9,155.50x = 13,733.34 × 2,230
  4. Step 4: Simplify right side
    9,155.50x = 30,625,348.20
  5. Step 5: Solve for x
    x = 30,625,348.20/9,155.50
  6. Step 6: Final answer
    x = 3,345.02

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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.