Home / 6,989.22-10,483.84-2,605.66

Finding the Fourth Proportional to 6,989.22, 10,483.84 and 2,605.66

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Solution

The fourth proportional to 6,989.22, 10,483.84 and 2,605.66 is: 3,908.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,989.22 : 10,483.84 = 2,605.66 : x
  2. Step 2: Convert to fraction form
    6,989.22/10,483.84 = 2,605.66/x
  3. Step 3: Cross multiply
    6,989.22x = 10,483.84 × 2,605.66
  4. Step 4: Simplify right side
    6,989.22x = 27,317,322.53
  5. Step 5: Solve for x
    x = 27,317,322.53/6,989.22
  6. Step 6: Final answer
    x = 3,908.49

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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.