Home / 9,323.22-12,866.13-5,131.62

Finding the Fourth Proportional to 9,323.22, 12,866.13 and 5,131.62

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Solution

The fourth proportional to 9,323.22, 12,866.13 and 5,131.62 is: 7,081.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,323.22 : 12,866.13 = 5,131.62 : x
  2. Step 2: Convert to fraction form
    9,323.22/12,866.13 = 5,131.62/x
  3. Step 3: Cross multiply
    9,323.22x = 12,866.13 × 5,131.62
  4. Step 4: Simplify right side
    9,323.22x = 66,024,090.03
  5. Step 5: Solve for x
    x = 66,024,090.03/9,323.22
  6. Step 6: Final answer
    x = 7,081.68

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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.