Home / 9,608.90-13,260.38-5,360.34

Finding the Fourth Proportional to 9,608.90, 13,260.38 and 5,360.34

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Solution

The fourth proportional to 9,608.90, 13,260.38 and 5,360.34 is: 7,397.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,608.90 : 13,260.38 = 5,360.34 : x
  2. Step 2: Convert to fraction form
    9,608.90/13,260.38 = 5,360.34/x
  3. Step 3: Cross multiply
    9,608.90x = 13,260.38 × 5,360.34
  4. Step 4: Simplify right side
    9,608.90x = 71,080,168.25
  5. Step 5: Solve for x
    x = 71,080,168.25/9,608.90
  6. Step 6: Final answer
    x = 7,397.33

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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.