Home / 5,234.22-7,220.34-3,316.53

Finding the Fourth Proportional to 5,234.22, 7,220.34 and 3,316.53

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Solution

The fourth proportional to 5,234.22, 7,220.34 and 3,316.53 is: 4,574.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,234.22 : 7,220.34 = 3,316.53 : x
  2. Step 2: Convert to fraction form
    5,234.22/7,220.34 = 3,316.53/x
  3. Step 3: Cross multiply
    5,234.22x = 7,220.34 × 3,316.53
  4. Step 4: Simplify right side
    5,234.22x = 23,946,474.22
  5. Step 5: Solve for x
    x = 23,946,474.22/5,234.22
  6. Step 6: Final answer
    x = 4,574.98

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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.