Home / 2,713.80-4,066.05-1,482.07

Finding the Fourth Proportional to 2,713.80, 4,066.05 and 1,482.07

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Solution

The fourth proportional to 2,713.80, 4,066.05 and 1,482.07 is: 2,220.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,713.80 : 4,066.05 = 1,482.07 : x
  2. Step 2: Convert to fraction form
    2,713.80/4,066.05 = 1,482.07/x
  3. Step 3: Cross multiply
    2,713.80x = 4,066.05 × 1,482.07
  4. Step 4: Simplify right side
    2,713.80x = 6,026,163.31
  5. Step 5: Solve for x
    x = 6,026,163.31/2,713.80
  6. Step 6: Final answer
    x = 2,220.57

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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.