Home / 2,751.30-4,123.49-1,106.93

Finding the Fourth Proportional to 2,751.30, 4,123.49 and 1,106.93

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Solution

The fourth proportional to 2,751.30, 4,123.49 and 1,106.93 is: 1,659.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,751.30 : 4,123.49 = 1,106.93 : x
  2. Step 2: Convert to fraction form
    2,751.30/4,123.49 = 1,106.93/x
  3. Step 3: Cross multiply
    2,751.30x = 4,123.49 × 1,106.93
  4. Step 4: Simplify right side
    2,751.30x = 4,564,414.79
  5. Step 5: Solve for x
    x = 4,564,414.79/2,751.30
  6. Step 6: Final answer
    x = 1,659.00

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.