Home / 10,110-13,951.80-5,918.25

Finding the Fourth Proportional to 10,110, 13,951.80 and 5,918.25

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Solution

The fourth proportional to 10,110, 13,951.80 and 5,918.25 is: 8,167.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,110 : 13,951.80 = 5,918.25 : x
  2. Step 2: Convert to fraction form
    10,110/13,951.80 = 5,918.25/x
  3. Step 3: Cross multiply
    10,110x = 13,951.80 × 5,918.25
  4. Step 4: Simplify right side
    10,110x = 82,570,240.35
  5. Step 5: Solve for x
    x = 82,570,240.35/10,110
  6. Step 6: Final answer
    x = 8,167.19

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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.