Home / 5,601.96-8,356.23-5,409.99

Finding the Fourth Proportional to 5,601.96, 8,356.23 and 5,409.99

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Solution

The fourth proportional to 5,601.96, 8,356.23 and 5,409.99 is: 8,069.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,601.96 : 8,356.23 = 5,409.99 : x
  2. Step 2: Convert to fraction form
    5,601.96/8,356.23 = 5,409.99/x
  3. Step 3: Cross multiply
    5,601.96x = 8,356.23 × 5,409.99
  4. Step 4: Simplify right side
    5,601.96x = 45,207,120.74
  5. Step 5: Solve for x
    x = 45,207,120.74/5,601.96
  6. Step 6: Final answer
    x = 8,069.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.