Home / 6,987.11-10,482.92-2,056.77

Finding the Fourth Proportional to 6,987.11, 10,482.92 and 2,056.77

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Solution

The fourth proportional to 6,987.11, 10,482.92 and 2,056.77 is: 3,085.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,987.11 : 10,482.92 = 2,056.77 : x
  2. Step 2: Convert to fraction form
    6,987.11/10,482.92 = 2,056.77/x
  3. Step 3: Cross multiply
    6,987.11x = 10,482.92 × 2,056.77
  4. Step 4: Simplify right side
    6,987.11x = 21,560,945.08
  5. Step 5: Solve for x
    x = 21,560,945.08/6,987.11
  6. Step 6: Final answer
    x = 3,085.82

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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.