Home / 2,717.86-4,069.70-1,482.72

Finding the Fourth Proportional to 2,717.86, 4,069.70 and 1,482.72

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Solution

The fourth proportional to 2,717.86, 4,069.70 and 1,482.72 is: 2,220.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,717.86 : 4,069.70 = 1,482.72 : x
  2. Step 2: Convert to fraction form
    2,717.86/4,069.70 = 1,482.72/x
  3. Step 3: Cross multiply
    2,717.86x = 4,069.70 × 1,482.72
  4. Step 4: Simplify right side
    2,717.86x = 6,034,215.23
  5. Step 5: Solve for x
    x = 6,034,215.23/2,717.86
  6. Step 6: Final answer
    x = 2,220.21

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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.