Home / 5,535.76-8,289.88-3,220.24

Finding the Fourth Proportional to 5,535.76, 8,289.88 and 3,220.24

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Solution

The fourth proportional to 5,535.76, 8,289.88 and 3,220.24 is: 4,822.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,535.76 : 8,289.88 = 3,220.24 : x
  2. Step 2: Convert to fraction form
    5,535.76/8,289.88 = 3,220.24/x
  3. Step 3: Cross multiply
    5,535.76x = 8,289.88 × 3,220.24
  4. Step 4: Simplify right side
    5,535.76x = 26,695,403.17
  5. Step 5: Solve for x
    x = 26,695,403.17/5,535.76
  6. Step 6: Final answer
    x = 4,822.36

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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.