Home / 5,572.40-8,356.78-2,609.93

Finding the Fourth Proportional to 5,572.40, 8,356.78 and 2,609.93

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Solution

The fourth proportional to 5,572.40, 8,356.78 and 2,609.93 is: 3,914.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,572.40 : 8,356.78 = 2,609.93 : x
  2. Step 2: Convert to fraction form
    5,572.40/8,356.78 = 2,609.93/x
  3. Step 3: Cross multiply
    5,572.40x = 8,356.78 × 2,609.93
  4. Step 4: Simplify right side
    5,572.40x = 21,810,610.83
  5. Step 5: Solve for x
    x = 21,810,610.83/5,572.40
  6. Step 6: Final answer
    x = 3,914.04

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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.