Home / 1,932.24-2,665.47-1,135.41

Finding the Fourth Proportional to 1,932.24, 2,665.47 and 1,135.41

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Solution

The fourth proportional to 1,932.24, 2,665.47 and 1,135.41 is: 1,566.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,932.24 : 2,665.47 = 1,135.41 : x
  2. Step 2: Convert to fraction form
    1,932.24/2,665.47 = 1,135.41/x
  3. Step 3: Cross multiply
    1,932.24x = 2,665.47 × 1,135.41
  4. Step 4: Simplify right side
    1,932.24x = 3,026,401.29
  5. Step 5: Solve for x
    x = 3,026,401.29/1,932.24
  6. Step 6: Final answer
    x = 1,566.27

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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.