Home / 7,088.97-9,782.78-4,104.96

Finding the Fourth Proportional to 7,088.97, 9,782.78 and 4,104.96

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Solution

The fourth proportional to 7,088.97, 9,782.78 and 4,104.96 is: 5,664.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,088.97 : 9,782.78 = 4,104.96 : x
  2. Step 2: Convert to fraction form
    7,088.97/9,782.78 = 4,104.96/x
  3. Step 3: Cross multiply
    7,088.97x = 9,782.78 × 4,104.96
  4. Step 4: Simplify right side
    7,088.97x = 40,157,955.31
  5. Step 5: Solve for x
    x = 40,157,955.31/7,088.97
  6. Step 6: Final answer
    x = 5,664.85

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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.