Home / 1,167.09-1,748.57-1,039.97

Finding the Fourth Proportional to 1,167.09, 1,748.57 and 1,039.97

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Solution

The fourth proportional to 1,167.09, 1,748.57 and 1,039.97 is: 1,558.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,167.09 : 1,748.57 = 1,039.97 : x
  2. Step 2: Convert to fraction form
    1,167.09/1,748.57 = 1,039.97/x
  3. Step 3: Cross multiply
    1,167.09x = 1,748.57 × 1,039.97
  4. Step 4: Simplify right side
    1,167.09x = 1,818,459.51
  5. Step 5: Solve for x
    x = 1,818,459.51/1,167.09
  6. Step 6: Final answer
    x = 1,558.12

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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.