Home / 5,572.15-8,361.37-2,287.55

Finding the Fourth Proportional to 5,572.15, 8,361.37 and 2,287.55

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Solution

The fourth proportional to 5,572.15, 8,361.37 and 2,287.55 is: 3,432.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,572.15 : 8,361.37 = 2,287.55 : x
  2. Step 2: Convert to fraction form
    5,572.15/8,361.37 = 2,287.55/x
  3. Step 3: Cross multiply
    5,572.15x = 8,361.37 × 2,287.55
  4. Step 4: Simplify right side
    5,572.15x = 19,127,051.94
  5. Step 5: Solve for x
    x = 19,127,051.94/5,572.15
  6. Step 6: Final answer
    x = 3,432.62

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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.