Home / 10,192.32-15,286.84-2,795.05

Finding the Fourth Proportional to 10,192.32, 15,286.84 and 2,795.05

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Solution

The fourth proportional to 10,192.32, 15,286.84 and 2,795.05 is: 4,192.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,192.32 : 15,286.84 = 2,795.05 : x
  2. Step 2: Convert to fraction form
    10,192.32/15,286.84 = 2,795.05/x
  3. Step 3: Cross multiply
    10,192.32x = 15,286.84 × 2,795.05
  4. Step 4: Simplify right side
    10,192.32x = 42,727,482.14
  5. Step 5: Solve for x
    x = 42,727,482.14/10,192.32
  6. Step 6: Final answer
    x = 4,192.13

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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.