Home / 10,192.47-15,288.57-2,796.93

Finding the Fourth Proportional to 10,192.47, 15,288.57 and 2,796.93

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Solution

The fourth proportional to 10,192.47, 15,288.57 and 2,796.93 is: 4,195.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,192.47 : 15,288.57 = 2,796.93 : x
  2. Step 2: Convert to fraction form
    10,192.47/15,288.57 = 2,796.93/x
  3. Step 3: Cross multiply
    10,192.47x = 15,288.57 × 2,796.93
  4. Step 4: Simplify right side
    10,192.47x = 42,760,983.65
  5. Step 5: Solve for x
    x = 42,760,983.65/10,192.47
  6. Step 6: Final answer
    x = 4,195.35

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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.