Home / 5,345.04-8,020.44-2,227.20

Finding the Fourth Proportional to 5,345.04, 8,020.44 and 2,227.20

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Solution

The fourth proportional to 5,345.04, 8,020.44 and 2,227.20 is: 3,342.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,345.04 : 8,020.44 = 2,227.20 : x
  2. Step 2: Convert to fraction form
    5,345.04/8,020.44 = 2,227.20/x
  3. Step 3: Cross multiply
    5,345.04x = 8,020.44 × 2,227.20
  4. Step 4: Simplify right side
    5,345.04x = 17,863,123.97
  5. Step 5: Solve for x
    x = 17,863,123.97/5,345.04
  6. Step 6: Final answer
    x = 3,342.00

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1.5x scale

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.