Home / 2,110.07-3,167.05-1,070.80

Finding the Fourth Proportional to 2,110.07, 3,167.05 and 1,070.80

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Solution

The fourth proportional to 2,110.07, 3,167.05 and 1,070.80 is: 1,607.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,110.07 : 3,167.05 = 1,070.80 : x
  2. Step 2: Convert to fraction form
    2,110.07/3,167.05 = 1,070.80/x
  3. Step 3: Cross multiply
    2,110.07x = 3,167.05 × 1,070.80
  4. Step 4: Simplify right side
    2,110.07x = 3,391,277.14
  5. Step 5: Solve for x
    x = 3,391,277.14/2,110.07
  6. Step 6: Final answer
    x = 1,607.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.