Home / 3,523.14-5,284.31-926.28

Finding the Fourth Proportional to 3,523.14, 5,284.31 and 926.28

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Solution

The fourth proportional to 3,523.14, 5,284.31 and 926.28 is: 1,389.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,523.14 : 5,284.31 = 926.28 : x
  2. Step 2: Convert to fraction form
    3,523.14/5,284.31 = 926.28/x
  3. Step 3: Cross multiply
    3,523.14x = 5,284.31 × 926.28
  4. Step 4: Simplify right side
    3,523.14x = 4,894,750.67
  5. Step 5: Solve for x
    x = 4,894,750.67/3,523.14
  6. Step 6: Final answer
    x = 1,389.31

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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.