Home / 9,116.80-13,674.74-3,571.16

Finding the Fourth Proportional to 9,116.80, 13,674.74 and 3,571.16

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Solution

The fourth proportional to 9,116.80, 13,674.74 and 3,571.16 is: 5,356.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,116.80 : 13,674.74 = 3,571.16 : x
  2. Step 2: Convert to fraction form
    9,116.80/13,674.74 = 3,571.16/x
  3. Step 3: Cross multiply
    9,116.80x = 13,674.74 × 3,571.16
  4. Step 4: Simplify right side
    9,116.80x = 48,834,598.27
  5. Step 5: Solve for x
    x = 48,834,598.27/9,116.80
  6. Step 6: Final answer
    x = 5,356.55

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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.