Home / 9,331.18-12,893.43-7,458.23

Finding the Fourth Proportional to 9,331.18, 12,893.43 and 7,458.23

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Solution

The fourth proportional to 9,331.18, 12,893.43 and 7,458.23 is: 10,305.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,331.18 : 12,893.43 = 7,458.23 : x
  2. Step 2: Convert to fraction form
    9,331.18/12,893.43 = 7,458.23/x
  3. Step 3: Cross multiply
    9,331.18x = 12,893.43 × 7,458.23
  4. Step 4: Simplify right side
    9,331.18x = 96,162,112.15
  5. Step 5: Solve for x
    x = 96,162,112.15/9,331.18
  6. Step 6: Final answer
    x = 10,305.46

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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.