Home / 7,085.36-9,755.54-6,020.88

Finding the Fourth Proportional to 7,085.36, 9,755.54 and 6,020.88

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Solution

The fourth proportional to 7,085.36, 9,755.54 and 6,020.88 is: 8,289.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,085.36 : 9,755.54 = 6,020.88 : x
  2. Step 2: Convert to fraction form
    7,085.36/9,755.54 = 6,020.88/x
  3. Step 3: Cross multiply
    7,085.36x = 9,755.54 × 6,020.88
  4. Step 4: Simplify right side
    7,085.36x = 58,736,935.68
  5. Step 5: Solve for x
    x = 58,736,935.68/7,085.36
  6. Step 6: Final answer
    x = 8,289.90

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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.