Home / 5,220.74-7,202.58-4,557.62

Finding the Fourth Proportional to 5,220.74, 7,202.58 and 4,557.62

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Solution

The fourth proportional to 5,220.74, 7,202.58 and 4,557.62 is: 6,287.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,220.74 : 7,202.58 = 4,557.62 : x
  2. Step 2: Convert to fraction form
    5,220.74/7,202.58 = 4,557.62/x
  3. Step 3: Cross multiply
    5,220.74x = 7,202.58 × 4,557.62
  4. Step 4: Simplify right side
    5,220.74x = 32,826,622.66
  5. Step 5: Solve for x
    x = 32,826,622.66/5,220.74
  6. Step 6: Final answer
    x = 6,287.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.