Home / 9,651.22-13,319.33-5,402.66

Finding the Fourth Proportional to 9,651.22, 13,319.33 and 5,402.66

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Solution

The fourth proportional to 9,651.22, 13,319.33 and 5,402.66 is: 7,456.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,651.22 : 13,319.33 = 5,402.66 : x
  2. Step 2: Convert to fraction form
    9,651.22/13,319.33 = 5,402.66/x
  3. Step 3: Cross multiply
    9,651.22x = 13,319.33 × 5,402.66
  4. Step 4: Simplify right side
    9,651.22x = 71,959,717.81
  5. Step 5: Solve for x
    x = 71,959,717.81/9,651.22
  6. Step 6: Final answer
    x = 7,456.02

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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.