Home / 5,701.28-8,551.87-1,805.69

Finding the Fourth Proportional to 5,701.28, 8,551.87 and 1,805.69

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Solution

The fourth proportional to 5,701.28, 8,551.87 and 1,805.69 is: 2,708.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,701.28 : 8,551.87 = 1,805.69 : x
  2. Step 2: Convert to fraction form
    5,701.28/8,551.87 = 1,805.69/x
  3. Step 3: Cross multiply
    5,701.28x = 8,551.87 × 1,805.69
  4. Step 4: Simplify right side
    5,701.28x = 15,442,017.11
  5. Step 5: Solve for x
    x = 15,442,017.11/5,701.28
  6. Step 6: Final answer
    x = 2,708.52

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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.