Home / 5,284.84-7,286.50-4,235.24

Finding the Fourth Proportional to 5,284.84, 7,286.50 and 4,235.24

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Solution

The fourth proportional to 5,284.84, 7,286.50 and 4,235.24 is: 5,839.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,284.84 : 7,286.50 = 4,235.24 : x
  2. Step 2: Convert to fraction form
    5,284.84/7,286.50 = 4,235.24/x
  3. Step 3: Cross multiply
    5,284.84x = 7,286.50 × 4,235.24
  4. Step 4: Simplify right side
    5,284.84x = 30,860,076.26
  5. Step 5: Solve for x
    x = 30,860,076.26/5,284.84
  6. Step 6: Final answer
    x = 5,839.36

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Double scale
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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.