Home / 4,003.56-5,526.36-2,431.62

Finding the Fourth Proportional to 4,003.56, 5,526.36 and 2,431.62

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Solution

The fourth proportional to 4,003.56, 5,526.36 and 2,431.62 is: 3,356.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,003.56 : 5,526.36 = 2,431.62 : x
  2. Step 2: Convert to fraction form
    4,003.56/5,526.36 = 2,431.62/x
  3. Step 3: Cross multiply
    4,003.56x = 5,526.36 × 2,431.62
  4. Step 4: Simplify right side
    4,003.56x = 13,438,007.50
  5. Step 5: Solve for x
    x = 13,438,007.50/4,003.56
  6. Step 6: Final answer
    x = 3,356.51

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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.