Home / 8,007.79-11,047.57-5,350.99

Finding the Fourth Proportional to 8,007.79, 11,047.57 and 5,350.99

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Solution

The fourth proportional to 8,007.79, 11,047.57 and 5,350.99 is: 7,382.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,007.79 : 11,047.57 = 5,350.99 : x
  2. Step 2: Convert to fraction form
    8,007.79/11,047.57 = 5,350.99/x
  3. Step 3: Cross multiply
    8,007.79x = 11,047.57 × 5,350.99
  4. Step 4: Simplify right side
    8,007.79x = 59,115,436.59
  5. Step 5: Solve for x
    x = 59,115,436.59/8,007.79
  6. Step 6: Final answer
    x = 7,382.24

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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.