Home / 3,062.75-4,591.32-1,113.57

Finding the Fourth Proportional to 3,062.75, 4,591.32 and 1,113.57

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Solution

The fourth proportional to 3,062.75, 4,591.32 and 1,113.57 is: 1,669.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,062.75 : 4,591.32 = 1,113.57 : x
  2. Step 2: Convert to fraction form
    3,062.75/4,591.32 = 1,113.57/x
  3. Step 3: Cross multiply
    3,062.75x = 4,591.32 × 1,113.57
  4. Step 4: Simplify right side
    3,062.75x = 5,112,756.21
  5. Step 5: Solve for x
    x = 5,112,756.21/3,062.75
  6. Step 6: Final answer
    x = 1,669.34

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1.5x scale

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.