Home / 1,932.42-2,666.75-1,048.23

Finding the Fourth Proportional to 1,932.42, 2,666.75 and 1,048.23

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Solution

The fourth proportional to 1,932.42, 2,666.75 and 1,048.23 is: 1,446.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,932.42 : 2,666.75 = 1,048.23 : x
  2. Step 2: Convert to fraction form
    1,932.42/2,666.75 = 1,048.23/x
  3. Step 3: Cross multiply
    1,932.42x = 2,666.75 × 1,048.23
  4. Step 4: Simplify right side
    1,932.42x = 2,795,367.35
  5. Step 5: Solve for x
    x = 2,795,367.35/1,932.42
  6. Step 6: Final answer
    x = 1,446.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.