Home / 7,793.06-11,689.58-3,409.34

Finding the Fourth Proportional to 7,793.06, 11,689.58 and 3,409.34

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Solution

The fourth proportional to 7,793.06, 11,689.58 and 3,409.34 is: 5,114.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,793.06 : 11,689.58 = 3,409.34 : x
  2. Step 2: Convert to fraction form
    7,793.06/11,689.58 = 3,409.34/x
  3. Step 3: Cross multiply
    7,793.06x = 11,689.58 × 3,409.34
  4. Step 4: Simplify right side
    7,793.06x = 39,853,702.75
  5. Step 5: Solve for x
    x = 39,853,702.75/7,793.06
  6. Step 6: Final answer
    x = 5,114.00

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1.5x scale

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.