Home / 9,070.75-12,517.68-5,296.51

Finding the Fourth Proportional to 9,070.75, 12,517.68 and 5,296.51

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Solution

The fourth proportional to 9,070.75, 12,517.68 and 5,296.51 is: 7,309.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,070.75 : 12,517.68 = 5,296.51 : x
  2. Step 2: Convert to fraction form
    9,070.75/12,517.68 = 5,296.51/x
  3. Step 3: Cross multiply
    9,070.75x = 12,517.68 × 5,296.51
  4. Step 4: Simplify right side
    9,070.75x = 66,300,017.30
  5. Step 5: Solve for x
    x = 66,300,017.30/9,070.75
  6. Step 6: Final answer
    x = 7,309.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.