Home / 10,110.54-13,966.16-9,167.39

Finding the Fourth Proportional to 10,110.54, 13,966.16 and 9,167.39

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Solution

The fourth proportional to 10,110.54, 13,966.16 and 9,167.39 is: 12,663.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,110.54 : 13,966.16 = 9,167.39 : x
  2. Step 2: Convert to fraction form
    10,110.54/13,966.16 = 9,167.39/x
  3. Step 3: Cross multiply
    10,110.54x = 13,966.16 × 9,167.39
  4. Step 4: Simplify right side
    10,110.54x = 128,033,119.85
  5. Step 5: Solve for x
    x = 128,033,119.85/10,110.54
  6. Step 6: Final answer
    x = 12,663.33

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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.