Home / 9,192.08-13,790.28-2,618.12

Finding the Fourth Proportional to 9,192.08, 13,790.28 and 2,618.12

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Solution

The fourth proportional to 9,192.08, 13,790.28 and 2,618.12 is: 3,927.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,192.08 : 13,790.28 = 2,618.12 : x
  2. Step 2: Convert to fraction form
    9,192.08/13,790.28 = 2,618.12/x
  3. Step 3: Cross multiply
    9,192.08x = 13,790.28 × 2,618.12
  4. Step 4: Simplify right side
    9,192.08x = 36,104,607.87
  5. Step 5: Solve for x
    x = 36,104,607.87/9,192.08
  6. Step 6: Final answer
    x = 3,927.80

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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.