Home / 5,038.86-7,559.50-2,438.76

Finding the Fourth Proportional to 5,038.86, 7,559.50 and 2,438.76

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Solution

The fourth proportional to 5,038.86, 7,559.50 and 2,438.76 is: 3,658.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,038.86 : 7,559.50 = 2,438.76 : x
  2. Step 2: Convert to fraction form
    5,038.86/7,559.50 = 2,438.76/x
  3. Step 3: Cross multiply
    5,038.86x = 7,559.50 × 2,438.76
  4. Step 4: Simplify right side
    5,038.86x = 18,435,806.22
  5. Step 5: Solve for x
    x = 18,435,806.22/5,038.86
  6. Step 6: Final answer
    x = 3,658.73

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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.