Home / 2,795.19-4,192.82-946.32

Finding the Fourth Proportional to 2,795.19, 4,192.82 and 946.32

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Solution

The fourth proportional to 2,795.19, 4,192.82 and 946.32 is: 1,419.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,795.19 : 4,192.82 = 946.32 : x
  2. Step 2: Convert to fraction form
    2,795.19/4,192.82 = 946.32/x
  3. Step 3: Cross multiply
    2,795.19x = 4,192.82 × 946.32
  4. Step 4: Simplify right side
    2,795.19x = 3,967,744.69
  5. Step 5: Solve for x
    x = 3,967,744.69/2,795.19
  6. Step 6: Final answer
    x = 1,419.49

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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.