Home / 7,977.33-11,965.65-2,712.14

Finding the Fourth Proportional to 7,977.33, 11,965.65 and 2,712.14

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Solution

The fourth proportional to 7,977.33, 11,965.65 and 2,712.14 is: 4,068.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,977.33 : 11,965.65 = 2,712.14 : x
  2. Step 2: Convert to fraction form
    7,977.33/11,965.65 = 2,712.14/x
  3. Step 3: Cross multiply
    7,977.33x = 11,965.65 × 2,712.14
  4. Step 4: Simplify right side
    7,977.33x = 32,452,458.16
  5. Step 5: Solve for x
    x = 32,452,458.16/7,977.33
  6. Step 6: Final answer
    x = 4,068.09

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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.