Home / 3,523.50-5,285.55-926.44

Finding the Fourth Proportional to 3,523.50, 5,285.55 and 926.44

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Solution

The fourth proportional to 3,523.50, 5,285.55 and 926.44 is: 1,389.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,523.50 : 5,285.55 = 926.44 : x
  2. Step 2: Convert to fraction form
    3,523.50/5,285.55 = 926.44/x
  3. Step 3: Cross multiply
    3,523.50x = 5,285.55 × 926.44
  4. Step 4: Simplify right side
    3,523.50x = 4,896,735.20
  5. Step 5: Solve for x
    x = 4,896,735.20/3,523.50
  6. Step 6: Final answer
    x = 1,389.74

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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.