Home / 5,864.14-8,777.10-3,191.70

Finding the Fourth Proportional to 5,864.14, 8,777.10 and 3,191.70

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Solution

The fourth proportional to 5,864.14, 8,777.10 and 3,191.70 is: 4,777.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,864.14 : 8,777.10 = 3,191.70 : x
  2. Step 2: Convert to fraction form
    5,864.14/8,777.10 = 3,191.70/x
  3. Step 3: Cross multiply
    5,864.14x = 8,777.10 × 3,191.70
  4. Step 4: Simplify right side
    5,864.14x = 28,013,870.07
  5. Step 5: Solve for x
    x = 28,013,870.07/5,864.14
  6. Step 6: Final answer
    x = 4,777.15

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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.