Home / 1,932.61-2,666.99-1,048.41

Finding the Fourth Proportional to 1,932.61, 2,666.99 and 1,048.41

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Solution

The fourth proportional to 1,932.61, 2,666.99 and 1,048.41 is: 1,446.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,932.61 : 2,666.99 = 1,048.41 : x
  2. Step 2: Convert to fraction form
    1,932.61/2,666.99 = 1,048.41/x
  3. Step 3: Cross multiply
    1,932.61x = 2,666.99 × 1,048.41
  4. Step 4: Simplify right side
    1,932.61x = 2,796,101.61
  5. Step 5: Solve for x
    x = 2,796,101.61/1,932.61
  6. Step 6: Final answer
    x = 1,446.80

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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.