Home / 5,864.05-8,796.75-1,913.95

Finding the Fourth Proportional to 5,864.05, 8,796.75 and 1,913.95

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Solution

The fourth proportional to 5,864.05, 8,796.75 and 1,913.95 is: 2,871.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,864.05 : 8,796.75 = 1,913.95 : x
  2. Step 2: Convert to fraction form
    5,864.05/8,796.75 = 1,913.95/x
  3. Step 3: Cross multiply
    5,864.05x = 8,796.75 × 1,913.95
  4. Step 4: Simplify right side
    5,864.05x = 16,836,539.66
  5. Step 5: Solve for x
    x = 16,836,539.66/5,864.05
  6. Step 6: Final answer
    x = 2,871.15

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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.