Home / 5,453.03-7,524.16-3,215.60

Finding the Fourth Proportional to 5,453.03, 7,524.16 and 3,215.60

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Solution

The fourth proportional to 5,453.03, 7,524.16 and 3,215.60 is: 4,436.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,453.03 : 7,524.16 = 3,215.60 : x
  2. Step 2: Convert to fraction form
    5,453.03/7,524.16 = 3,215.60/x
  3. Step 3: Cross multiply
    5,453.03x = 7,524.16 × 3,215.60
  4. Step 4: Simplify right side
    5,453.03x = 24,194,688.90
  5. Step 5: Solve for x
    x = 24,194,688.90/5,453.03
  6. Step 6: Final answer
    x = 4,436.93

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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.