Home / 2,039.16-2,813.88-1,154.80

Finding the Fourth Proportional to 2,039.16, 2,813.88 and 1,154.80

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Solution

The fourth proportional to 2,039.16, 2,813.88 and 1,154.80 is: 1,593.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,039.16 : 2,813.88 = 1,154.80 : x
  2. Step 2: Convert to fraction form
    2,039.16/2,813.88 = 1,154.80/x
  3. Step 3: Cross multiply
    2,039.16x = 2,813.88 × 1,154.80
  4. Step 4: Simplify right side
    2,039.16x = 3,249,468.62
  5. Step 5: Solve for x
    x = 3,249,468.62/2,039.16
  6. Step 6: Final answer
    x = 1,593.53

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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.