Home / 2,750.18-3,793.72-1,806.13

Finding the Fourth Proportional to 2,750.18, 3,793.72 and 1,806.13

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Solution

The fourth proportional to 2,750.18, 3,793.72 and 1,806.13 is: 2,491.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,750.18 : 3,793.72 = 1,806.13 : x
  2. Step 2: Convert to fraction form
    2,750.18/3,793.72 = 1,806.13/x
  3. Step 3: Cross multiply
    2,750.18x = 3,793.72 × 1,806.13
  4. Step 4: Simplify right side
    2,750.18x = 6,851,923.50
  5. Step 5: Solve for x
    x = 6,851,923.50/2,750.18
  6. Step 6: Final answer
    x = 2,491.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.