Home / 7,864.15-11,778.06-4,737.26

Finding the Fourth Proportional to 7,864.15, 11,778.06 and 4,737.26

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Solution

The fourth proportional to 7,864.15, 11,778.06 and 4,737.26 is: 7,094.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,864.15 : 11,778.06 = 4,737.26 : x
  2. Step 2: Convert to fraction form
    7,864.15/11,778.06 = 4,737.26/x
  3. Step 3: Cross multiply
    7,864.15x = 11,778.06 × 4,737.26
  4. Step 4: Simplify right side
    7,864.15x = 55,795,732.52
  5. Step 5: Solve for x
    x = 55,795,732.52/7,864.15
  6. Step 6: Final answer
    x = 7,094.95

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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.