Home / 5,332.23-7,995.84-1,821.30

Finding the Fourth Proportional to 5,332.23, 7,995.84 and 1,821.30

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Solution

The fourth proportional to 5,332.23, 7,995.84 and 1,821.30 is: 2,731.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,332.23 : 7,995.84 = 1,821.30 : x
  2. Step 2: Convert to fraction form
    5,332.23/7,995.84 = 1,821.30/x
  3. Step 3: Cross multiply
    5,332.23x = 7,995.84 × 1,821.30
  4. Step 4: Simplify right side
    5,332.23x = 14,562,823.39
  5. Step 5: Solve for x
    x = 14,562,823.39/5,332.23
  6. Step 6: Final answer
    x = 2,731.09

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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.