Home / 1,932.25-2,666.51-1,048.06

Finding the Fourth Proportional to 1,932.25, 2,666.51 and 1,048.06

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Solution

The fourth proportional to 1,932.25, 2,666.51 and 1,048.06 is: 1,446.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,932.25 : 2,666.51 = 1,048.06 : x
  2. Step 2: Convert to fraction form
    1,932.25/2,666.51 = 1,048.06/x
  3. Step 3: Cross multiply
    1,932.25x = 2,666.51 × 1,048.06
  4. Step 4: Simplify right side
    1,932.25x = 2,794,643.90
  5. Step 5: Solve for x
    x = 2,794,643.90/1,932.25
  6. Step 6: Final answer
    x = 1,446.32

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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.