Home / 5,384.16-8,079.03-2,223.95

Finding the Fourth Proportional to 5,384.16, 8,079.03 and 2,223.95

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Solution

The fourth proportional to 5,384.16, 8,079.03 and 2,223.95 is: 3,337.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,384.16 : 8,079.03 = 2,223.95 : x
  2. Step 2: Convert to fraction form
    5,384.16/8,079.03 = 2,223.95/x
  3. Step 3: Cross multiply
    5,384.16x = 8,079.03 × 2,223.95
  4. Step 4: Simplify right side
    5,384.16x = 17,967,318.37
  5. Step 5: Solve for x
    x = 17,967,318.37/5,384.16
  6. Step 6: Final answer
    x = 3,337.07

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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.