Home / 7,386.99-11,080.50-2,766.75

Finding the Fourth Proportional to 7,386.99, 11,080.50 and 2,766.75

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Solution

The fourth proportional to 7,386.99, 11,080.50 and 2,766.75 is: 4,150.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,386.99 : 11,080.50 = 2,766.75 : x
  2. Step 2: Convert to fraction form
    7,386.99/11,080.50 = 2,766.75/x
  3. Step 3: Cross multiply
    7,386.99x = 11,080.50 × 2,766.75
  4. Step 4: Simplify right side
    7,386.99x = 30,656,973.38
  5. Step 5: Solve for x
    x = 30,656,973.38/7,386.99
  6. Step 6: Final answer
    x = 4,150.13

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Double scale
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Similar ratio
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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.