Home / 5,572.80-8,352.45-3,228.30

Finding the Fourth Proportional to 5,572.80, 8,352.45 and 3,228.30

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Solution

The fourth proportional to 5,572.80, 8,352.45 and 3,228.30 is: 4,838.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,572.80 : 8,352.45 = 3,228.30 : x
  2. Step 2: Convert to fraction form
    5,572.80/8,352.45 = 3,228.30/x
  3. Step 3: Cross multiply
    5,572.80x = 8,352.45 × 3,228.30
  4. Step 4: Simplify right side
    5,572.80x = 26,964,214.34
  5. Step 5: Solve for x
    x = 26,964,214.34/5,572.80
  6. Step 6: Final answer
    x = 4,838.54

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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.