Home / 5,261.68-7,891.52-1,751.16

Finding the Fourth Proportional to 5,261.68, 7,891.52 and 1,751.16

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Solution

The fourth proportional to 5,261.68, 7,891.52 and 1,751.16 is: 2,626.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,261.68 : 7,891.52 = 1,751.16 : x
  2. Step 2: Convert to fraction form
    5,261.68/7,891.52 = 1,751.16/x
  3. Step 3: Cross multiply
    5,261.68x = 7,891.52 × 1,751.16
  4. Step 4: Simplify right side
    5,261.68x = 13,819,314.16
  5. Step 5: Solve for x
    x = 13,819,314.16/5,261.68
  6. Step 6: Final answer
    x = 2,626.41

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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.