Home / 7,329.40-10,994.20-2,652.76

Finding the Fourth Proportional to 7,329.40, 10,994.20 and 2,652.76

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Solution

The fourth proportional to 7,329.40, 10,994.20 and 2,652.76 is: 3,979.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,329.40 : 10,994.20 = 2,652.76 : x
  2. Step 2: Convert to fraction form
    7,329.40/10,994.20 = 2,652.76/x
  3. Step 3: Cross multiply
    7,329.40x = 10,994.20 × 2,652.76
  4. Step 4: Simplify right side
    7,329.40x = 29,164,973.99
  5. Step 5: Solve for x
    x = 29,164,973.99/7,329.40
  6. Step 6: Final answer
    x = 3,979.18

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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.