Home / 3,864.60-5,795.55-2,015.10

Finding the Fourth Proportional to 3,864.60, 5,795.55 and 2,015.10

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Solution

The fourth proportional to 3,864.60, 5,795.55 and 2,015.10 is: 3,021.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,864.60 : 5,795.55 = 2,015.10 : x
  2. Step 2: Convert to fraction form
    3,864.60/5,795.55 = 2,015.10/x
  3. Step 3: Cross multiply
    3,864.60x = 5,795.55 × 2,015.10
  4. Step 4: Simplify right side
    3,864.60x = 11,678,612.81
  5. Step 5: Solve for x
    x = 11,678,612.81/3,864.60
  6. Step 6: Final answer
    x = 3,021.95

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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.