Home / 9,586.80-13,229.73-5,395.05

Finding the Fourth Proportional to 9,586.80, 13,229.73 and 5,395.05

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Solution

The fourth proportional to 9,586.80, 13,229.73 and 5,395.05 is: 7,445.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,586.80 : 13,229.73 = 5,395.05 : x
  2. Step 2: Convert to fraction form
    9,586.80/13,229.73 = 5,395.05/x
  3. Step 3: Cross multiply
    9,586.80x = 13,229.73 × 5,395.05
  4. Step 4: Simplify right side
    9,586.80x = 71,375,054.84
  5. Step 5: Solve for x
    x = 71,375,054.84/9,586.80
  6. Step 6: Final answer
    x = 7,445.14

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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.