Home / 5,707.90-8,557.80-2,196.55

Finding the Fourth Proportional to 5,707.90, 8,557.80 and 2,196.55

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Solution

The fourth proportional to 5,707.90, 8,557.80 and 2,196.55 is: 3,293.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,707.90 : 8,557.80 = 2,196.55 : x
  2. Step 2: Convert to fraction form
    5,707.90/8,557.80 = 2,196.55/x
  3. Step 3: Cross multiply
    5,707.90x = 8,557.80 × 2,196.55
  4. Step 4: Simplify right side
    5,707.90x = 18,797,635.59
  5. Step 5: Solve for x
    x = 18,797,635.59/5,707.90
  6. Step 6: Final answer
    x = 3,293.27

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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.