Home / 3,119.24-4,677.49-1,170.07

Finding the Fourth Proportional to 3,119.24, 4,677.49 and 1,170.07

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Solution

The fourth proportional to 3,119.24, 4,677.49 and 1,170.07 is: 1,754.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,119.24 : 4,677.49 = 1,170.07 : x
  2. Step 2: Convert to fraction form
    3,119.24/4,677.49 = 1,170.07/x
  3. Step 3: Cross multiply
    3,119.24x = 4,677.49 × 1,170.07
  4. Step 4: Simplify right side
    3,119.24x = 5,473,000.22
  5. Step 5: Solve for x
    x = 5,473,000.22/3,119.24
  6. Step 6: Final answer
    x = 1,754.60

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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.