Home / 6,996.60-10,478.70-4,793.40

Finding the Fourth Proportional to 6,996.60, 10,478.70 and 4,793.40

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Solution

The fourth proportional to 6,996.60, 10,478.70 and 4,793.40 is: 7,179.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,996.60 : 10,478.70 = 4,793.40 : x
  2. Step 2: Convert to fraction form
    6,996.60/10,478.70 = 4,793.40/x
  3. Step 3: Cross multiply
    6,996.60x = 10,478.70 × 4,793.40
  4. Step 4: Simplify right side
    6,996.60x = 50,228,600.58
  5. Step 5: Solve for x
    x = 50,228,600.58/6,996.60
  6. Step 6: Final answer
    x = 7,179.00

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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.