Home / 1,740.09-2,401.70-1,110.47

Finding the Fourth Proportional to 1,740.09, 2,401.70 and 1,110.47

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Solution

The fourth proportional to 1,740.09, 2,401.70 and 1,110.47 is: 1,532.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,740.09 : 2,401.70 = 1,110.47 : x
  2. Step 2: Convert to fraction form
    1,740.09/2,401.70 = 1,110.47/x
  3. Step 3: Cross multiply
    1,740.09x = 2,401.70 × 1,110.47
  4. Step 4: Simplify right side
    1,740.09x = 2,667,015.80
  5. Step 5: Solve for x
    x = 2,667,015.80/1,740.09
  6. Step 6: Final answer
    x = 1,532.69

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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.