Home / 4,291.04-5,921.76-2,428

Finding the Fourth Proportional to 4,291.04, 5,921.76 and 2,428

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Solution

The fourth proportional to 4,291.04, 5,921.76 and 2,428 is: 3,350.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,291.04 : 5,921.76 = 2,428 : x
  2. Step 2: Convert to fraction form
    4,291.04/5,921.76 = 2,428/x
  3. Step 3: Cross multiply
    4,291.04x = 5,921.76 × 2,428
  4. Step 4: Simplify right side
    4,291.04x = 14,378,033.28
  5. Step 5: Solve for x
    x = 14,378,033.28/4,291.04
  6. Step 6: Final answer
    x = 3,350.71

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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.