Home / 5,234.02-7,222.46-3,109.18

Finding the Fourth Proportional to 5,234.02, 7,222.46 and 3,109.18

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Solution

The fourth proportional to 5,234.02, 7,222.46 and 3,109.18 is: 4,290.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,234.02 : 7,222.46 = 3,109.18 : x
  2. Step 2: Convert to fraction form
    5,234.02/7,222.46 = 3,109.18/x
  3. Step 3: Cross multiply
    5,234.02x = 7,222.46 × 3,109.18
  4. Step 4: Simplify right side
    5,234.02x = 22,455,928.18
  5. Step 5: Solve for x
    x = 22,455,928.18/5,234.02
  6. Step 6: Final answer
    x = 4,290.38

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Half scale
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Double scale
Find fourth proportional to 5,235.02, 7,223.84 and 3,110.18
Similar ratio
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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.