Home / 9,168.24-12,652.47-5,189.26

Finding the Fourth Proportional to 9,168.24, 12,652.47 and 5,189.26

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Solution

The fourth proportional to 9,168.24, 12,652.47 and 5,189.26 is: 7,161.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,168.24 : 12,652.47 = 5,189.26 : x
  2. Step 2: Convert to fraction form
    9,168.24/12,652.47 = 5,189.26/x
  3. Step 3: Cross multiply
    9,168.24x = 12,652.47 × 5,189.26
  4. Step 4: Simplify right side
    9,168.24x = 65,656,956.47
  5. Step 5: Solve for x
    x = 65,656,956.47/9,168.24
  6. Step 6: Final answer
    x = 7,161.35

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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.