Home / 2,052.48-2,833.92-1,639.68

Finding the Fourth Proportional to 2,052.48, 2,833.92 and 1,639.68

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Solution

The fourth proportional to 2,052.48, 2,833.92 and 1,639.68 is: 2,263.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,052.48 : 2,833.92 = 1,639.68 : x
  2. Step 2: Convert to fraction form
    2,052.48/2,833.92 = 1,639.68/x
  3. Step 3: Cross multiply
    2,052.48x = 2,833.92 × 1,639.68
  4. Step 4: Simplify right side
    2,052.48x = 4,646,721.95
  5. Step 5: Solve for x
    x = 4,646,721.95/2,052.48
  6. Step 6: Final answer
    x = 2,263.95

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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.