Home / 1,694.99-2,540.75-1,175.13

Finding the Fourth Proportional to 1,694.99, 2,540.75 and 1,175.13

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Solution

The fourth proportional to 1,694.99, 2,540.75 and 1,175.13 is: 1,761.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,694.99 : 2,540.75 = 1,175.13 : x
  2. Step 2: Convert to fraction form
    1,694.99/2,540.75 = 1,175.13/x
  3. Step 3: Cross multiply
    1,694.99x = 2,540.75 × 1,175.13
  4. Step 4: Simplify right side
    1,694.99x = 2,985,705.67
  5. Step 5: Solve for x
    x = 2,985,705.67/1,694.99
  6. Step 6: Final answer
    x = 1,761.49

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1.5x scale

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.