Home / 9,465.18-12,967.37-9,110.48

Finding the Fourth Proportional to 9,465.18, 12,967.37 and 9,110.48

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Solution

The fourth proportional to 9,465.18, 12,967.37 and 9,110.48 is: 12,481.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,465.18 : 12,967.37 = 9,110.48 : x
  2. Step 2: Convert to fraction form
    9,465.18/12,967.37 = 9,110.48/x
  3. Step 3: Cross multiply
    9,465.18x = 12,967.37 × 9,110.48
  4. Step 4: Simplify right side
    9,465.18x = 118,138,965.04
  5. Step 5: Solve for x
    x = 118,138,965.04/9,465.18
  6. Step 6: Final answer
    x = 12,481.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.