Home / 7,966.20-10,994.20-4,982.99

Finding the Fourth Proportional to 7,966.20, 10,994.20 and 4,982.99

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Solution

The fourth proportional to 7,966.20, 10,994.20 and 4,982.99 is: 6,877.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,966.20 : 10,994.20 = 4,982.99 : x
  2. Step 2: Convert to fraction form
    7,966.20/10,994.20 = 4,982.99/x
  3. Step 3: Cross multiply
    7,966.20x = 10,994.20 × 4,982.99
  4. Step 4: Simplify right side
    7,966.20x = 54,783,921.23
  5. Step 5: Solve for x
    x = 54,783,921.23/7,966.20
  6. Step 6: Final answer
    x = 6,877.05

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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.