Home / 6,860.29-10,290.44-2,477.76

Finding the Fourth Proportional to 6,860.29, 10,290.44 and 2,477.76

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Solution

The fourth proportional to 6,860.29, 10,290.44 and 2,477.76 is: 3,716.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,860.29 : 10,290.44 = 2,477.76 : x
  2. Step 2: Convert to fraction form
    6,860.29/10,290.44 = 2,477.76/x
  3. Step 3: Cross multiply
    6,860.29x = 10,290.44 × 2,477.76
  4. Step 4: Simplify right side
    6,860.29x = 25,497,189.16
  5. Step 5: Solve for x
    x = 25,497,189.16/6,860.29
  6. Step 6: Final answer
    x = 3,716.63

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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.