Home / 5,751.20-8,626.79-1,802.76

Finding the Fourth Proportional to 5,751.20, 8,626.79 and 1,802.76

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Solution

The fourth proportional to 5,751.20, 8,626.79 and 1,802.76 is: 2,704.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,751.20 : 8,626.79 = 1,802.76 : x
  2. Step 2: Convert to fraction form
    5,751.20/8,626.79 = 1,802.76/x
  3. Step 3: Cross multiply
    5,751.20x = 8,626.79 × 1,802.76
  4. Step 4: Simplify right side
    5,751.20x = 15,552,022.93
  5. Step 5: Solve for x
    x = 15,552,022.93/5,751.20
  6. Step 6: Final answer
    x = 2,704.13

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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.