Home / 2,247.30-3,345.73-2,236.50

Finding the Fourth Proportional to 2,247.30, 3,345.73 and 2,236.50

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Solution

The fourth proportional to 2,247.30, 3,345.73 and 2,236.50 is: 3,329.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,247.30 : 3,345.73 = 2,236.50 : x
  2. Step 2: Convert to fraction form
    2,247.30/3,345.73 = 2,236.50/x
  3. Step 3: Cross multiply
    2,247.30x = 3,345.73 × 2,236.50
  4. Step 4: Simplify right side
    2,247.30x = 7,482,725.15
  5. Step 5: Solve for x
    x = 7,482,725.15/2,247.30
  6. Step 6: Final answer
    x = 3,329.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.