Home / 5,913.06-8,866.80-2,214.30

Finding the Fourth Proportional to 5,913.06, 8,866.80 and 2,214.30

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Solution

The fourth proportional to 5,913.06, 8,866.80 and 2,214.30 is: 3,320.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,913.06 : 8,866.80 = 2,214.30 : x
  2. Step 2: Convert to fraction form
    5,913.06/8,866.80 = 2,214.30/x
  3. Step 3: Cross multiply
    5,913.06x = 8,866.80 × 2,214.30
  4. Step 4: Simplify right side
    5,913.06x = 19,633,755.24
  5. Step 5: Solve for x
    x = 19,633,755.24/5,913.06
  6. Step 6: Final answer
    x = 3,320.41

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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.