Home / 3,524.16-5,285.16-926.76

Finding the Fourth Proportional to 3,524.16, 5,285.16 and 926.76

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Solution

The fourth proportional to 3,524.16, 5,285.16 and 926.76 is: 1,389.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,524.16 : 5,285.16 = 926.76 : x
  2. Step 2: Convert to fraction form
    3,524.16/5,285.16 = 926.76/x
  3. Step 3: Cross multiply
    3,524.16x = 5,285.16 × 926.76
  4. Step 4: Simplify right side
    3,524.16x = 4,898,074.88
  5. Step 5: Solve for x
    x = 4,898,074.88/3,524.16
  6. Step 6: Final answer
    x = 1,389.86

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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.