Home / 9,216.92-13,827.78-2,643.62

Finding the Fourth Proportional to 9,216.92, 13,827.78 and 2,643.62

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Solution

The fourth proportional to 9,216.92, 13,827.78 and 2,643.62 is: 3,966.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,216.92 : 13,827.78 = 2,643.62 : x
  2. Step 2: Convert to fraction form
    9,216.92/13,827.78 = 2,643.62/x
  3. Step 3: Cross multiply
    9,216.92x = 13,827.78 × 2,643.62
  4. Step 4: Simplify right side
    9,216.92x = 36,555,395.76
  5. Step 5: Solve for x
    x = 36,555,395.76/9,216.92
  6. Step 6: Final answer
    x = 3,966.12

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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.