Home / 5,235.04-7,855.25-2,894.61

Finding the Fourth Proportional to 5,235.04, 7,855.25 and 2,894.61

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Solution

The fourth proportional to 5,235.04, 7,855.25 and 2,894.61 is: 4,343.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,235.04 : 7,855.25 = 2,894.61 : x
  2. Step 2: Convert to fraction form
    5,235.04/7,855.25 = 2,894.61/x
  3. Step 3: Cross multiply
    5,235.04x = 7,855.25 × 2,894.61
  4. Step 4: Simplify right side
    5,235.04x = 22,737,885.20
  5. Step 5: Solve for x
    x = 22,737,885.20/5,235.04
  6. Step 6: Final answer
    x = 4,343.40

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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.