Home / 1,167.26-1,610.01-1,117.44

Finding the Fourth Proportional to 1,167.26, 1,610.01 and 1,117.44

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Solution

The fourth proportional to 1,167.26, 1,610.01 and 1,117.44 is: 1,541.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,167.26 : 1,610.01 = 1,117.44 : x
  2. Step 2: Convert to fraction form
    1,167.26/1,610.01 = 1,117.44/x
  3. Step 3: Cross multiply
    1,167.26x = 1,610.01 × 1,117.44
  4. Step 4: Simplify right side
    1,167.26x = 1,799,089.57
  5. Step 5: Solve for x
    x = 1,799,089.57/1,167.26
  6. Step 6: Final answer
    x = 1,541.30

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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.