Home / 3,040.30-4,562.49-1,191.18

Finding the Fourth Proportional to 3,040.30, 4,562.49 and 1,191.18

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Solution

The fourth proportional to 3,040.30, 4,562.49 and 1,191.18 is: 1,787.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,040.30 : 4,562.49 = 1,191.18 : x
  2. Step 2: Convert to fraction form
    3,040.30/4,562.49 = 1,191.18/x
  3. Step 3: Cross multiply
    3,040.30x = 4,562.49 × 1,191.18
  4. Step 4: Simplify right side
    3,040.30x = 5,434,746.84
  5. Step 5: Solve for x
    x = 5,434,746.84/3,040.30
  6. Step 6: Final answer
    x = 1,787.57

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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.