Home / 5,751.16-8,624.82-1,854.72

Finding the Fourth Proportional to 5,751.16, 8,624.82 and 1,854.72

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Solution

The fourth proportional to 5,751.16, 8,624.82 and 1,854.72 is: 2,781.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,751.16 : 8,624.82 = 1,854.72 : x
  2. Step 2: Convert to fraction form
    5,751.16/8,624.82 = 1,854.72/x
  3. Step 3: Cross multiply
    5,751.16x = 8,624.82 × 1,854.72
  4. Step 4: Simplify right side
    5,751.16x = 15,996,626.15
  5. Step 5: Solve for x
    x = 15,996,626.15/5,751.16
  6. Step 6: Final answer
    x = 2,781.46

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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.