Home / 5,712.03-8,569.86-2,427.87

Finding the Fourth Proportional to 5,712.03, 8,569.86 and 2,427.87

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Solution

The fourth proportional to 5,712.03, 8,569.86 and 2,427.87 is: 3,642.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,712.03 : 8,569.86 = 2,427.87 : x
  2. Step 2: Convert to fraction form
    5,712.03/8,569.86 = 2,427.87/x
  3. Step 3: Cross multiply
    5,712.03x = 8,569.86 × 2,427.87
  4. Step 4: Simplify right side
    5,712.03x = 20,806,506.00
  5. Step 5: Solve for x
    x = 20,806,506.00/5,712.03
  6. Step 6: Final answer
    x = 3,642.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.