Home / 9,331.30-12,877.07-5,352.33

Finding the Fourth Proportional to 9,331.30, 12,877.07 and 5,352.33

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Solution

The fourth proportional to 9,331.30, 12,877.07 and 5,352.33 is: 7,386.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,331.30 : 12,877.07 = 5,352.33 : x
  2. Step 2: Convert to fraction form
    9,331.30/12,877.07 = 5,352.33/x
  3. Step 3: Cross multiply
    9,331.30x = 12,877.07 × 5,352.33
  4. Step 4: Simplify right side
    9,331.30x = 68,922,292.22
  5. Step 5: Solve for x
    x = 68,922,292.22/9,331.30
  6. Step 6: Final answer
    x = 7,386.14

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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.