Home / 5,470.02-8,198.55-4,822.02

Finding the Fourth Proportional to 5,470.02, 8,198.55 and 4,822.02

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Solution

The fourth proportional to 5,470.02, 8,198.55 and 4,822.02 is: 7,227.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,470.02 : 8,198.55 = 4,822.02 : x
  2. Step 2: Convert to fraction form
    5,470.02/8,198.55 = 4,822.02/x
  3. Step 3: Cross multiply
    5,470.02x = 8,198.55 × 4,822.02
  4. Step 4: Simplify right side
    5,470.02x = 39,533,572.07
  5. Step 5: Solve for x
    x = 39,533,572.07/5,470.02
  6. Step 6: Final answer
    x = 7,227.32

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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.