Home / 2,041.03-2,816.61-1,109.53

Finding the Fourth Proportional to 2,041.03, 2,816.61 and 1,109.53

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Solution

The fourth proportional to 2,041.03, 2,816.61 and 1,109.53 is: 1,531.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,041.03 : 2,816.61 = 1,109.53 : x
  2. Step 2: Convert to fraction form
    2,041.03/2,816.61 = 1,109.53/x
  3. Step 3: Cross multiply
    2,041.03x = 2,816.61 × 1,109.53
  4. Step 4: Simplify right side
    2,041.03x = 3,125,099.21
  5. Step 5: Solve for x
    x = 3,125,099.21/2,041.03
  6. Step 6: Final answer
    x = 1,531.14

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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.