Home / 1,933.28-2,881.52-1,823.92

Finding the Fourth Proportional to 1,933.28, 2,881.52 and 1,823.92

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Solution

The fourth proportional to 1,933.28, 2,881.52 and 1,823.92 is: 2,718.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,933.28 : 2,881.52 = 1,823.92 : x
  2. Step 2: Convert to fraction form
    1,933.28/2,881.52 = 1,823.92/x
  3. Step 3: Cross multiply
    1,933.28x = 2,881.52 × 1,823.92
  4. Step 4: Simplify right side
    1,933.28x = 5,255,661.96
  5. Step 5: Solve for x
    x = 5,255,661.96/1,933.28
  6. Step 6: Final answer
    x = 2,718.52

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.