Home / 3,116.27-4,675.39-1,360.46

Finding the Fourth Proportional to 3,116.27, 4,675.39 and 1,360.46

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Solution

The fourth proportional to 3,116.27, 4,675.39 and 1,360.46 is: 2,041.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,116.27 : 4,675.39 = 1,360.46 : x
  2. Step 2: Convert to fraction form
    3,116.27/4,675.39 = 1,360.46/x
  3. Step 3: Cross multiply
    3,116.27x = 4,675.39 × 1,360.46
  4. Step 4: Simplify right side
    3,116.27x = 6,360,689.37
  5. Step 5: Solve for x
    x = 6,360,689.37/3,116.27
  6. Step 6: Final answer
    x = 2,041.12

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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.