Home / 2,441.65-3,657.88-1,207.61

Finding the Fourth Proportional to 2,441.65, 3,657.88 and 1,207.61

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Solution

The fourth proportional to 2,441.65, 3,657.88 and 1,207.61 is: 1,809.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,441.65 : 3,657.88 = 1,207.61 : x
  2. Step 2: Convert to fraction form
    2,441.65/3,657.88 = 1,207.61/x
  3. Step 3: Cross multiply
    2,441.65x = 3,657.88 × 1,207.61
  4. Step 4: Simplify right side
    2,441.65x = 4,417,303.12
  5. Step 5: Solve for x
    x = 4,417,303.12/2,441.65
  6. Step 6: Final answer
    x = 1,809.15

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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.