Home / 2,097.47-2,894.58-1,153.28

Finding the Fourth Proportional to 2,097.47, 2,894.58 and 1,153.28

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Solution

The fourth proportional to 2,097.47, 2,894.58 and 1,153.28 is: 1,591.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,097.47 : 2,894.58 = 1,153.28 : x
  2. Step 2: Convert to fraction form
    2,097.47/2,894.58 = 1,153.28/x
  3. Step 3: Cross multiply
    2,097.47x = 2,894.58 × 1,153.28
  4. Step 4: Simplify right side
    2,097.47x = 3,338,246.75
  5. Step 5: Solve for x
    x = 3,338,246.75/2,097.47
  6. Step 6: Final answer
    x = 1,591.56

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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.