Home / 5,913.88-8,870.63-2,402.85

Finding the Fourth Proportional to 5,913.88, 8,870.63 and 2,402.85

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Solution

The fourth proportional to 5,913.88, 8,870.63 and 2,402.85 is: 3,604.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,913.88 : 8,870.63 = 2,402.85 : x
  2. Step 2: Convert to fraction form
    5,913.88/8,870.63 = 2,402.85/x
  3. Step 3: Cross multiply
    5,913.88x = 8,870.63 × 2,402.85
  4. Step 4: Simplify right side
    5,913.88x = 21,314,759.10
  5. Step 5: Solve for x
    x = 21,314,759.10/5,913.88
  6. Step 6: Final answer
    x = 3,604.19

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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.