Home / 4,701.75-7,052.40-1,191.85

Finding the Fourth Proportional to 4,701.75, 7,052.40 and 1,191.85

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Solution

The fourth proportional to 4,701.75, 7,052.40 and 1,191.85 is: 1,787.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,701.75 : 7,052.40 = 1,191.85 : x
  2. Step 2: Convert to fraction form
    4,701.75/7,052.40 = 1,191.85/x
  3. Step 3: Cross multiply
    4,701.75x = 7,052.40 × 1,191.85
  4. Step 4: Simplify right side
    4,701.75x = 8,405,385.31
  5. Step 5: Solve for x
    x = 8,405,385.31/4,701.75
  6. Step 6: Final answer
    x = 1,787.72

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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.