Home / 7,095.22-9,790.78-3,951.70

Finding the Fourth Proportional to 7,095.22, 9,790.78 and 3,951.70

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Solution

The fourth proportional to 7,095.22, 9,790.78 and 3,951.70 is: 5,453.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,095.22 : 9,790.78 = 3,951.70 : x
  2. Step 2: Convert to fraction form
    7,095.22/9,790.78 = 3,951.70/x
  3. Step 3: Cross multiply
    7,095.22x = 9,790.78 × 3,951.70
  4. Step 4: Simplify right side
    7,095.22x = 38,690,225.33
  5. Step 5: Solve for x
    x = 38,690,225.33/7,095.22
  6. Step 6: Final answer
    x = 5,453.00

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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.