Home / 2,848.91-3,935.21-2,193.83

Finding the Fourth Proportional to 2,848.91, 3,935.21 and 2,193.83

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Solution

The fourth proportional to 2,848.91, 3,935.21 and 2,193.83 is: 3,030.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,848.91 : 3,935.21 = 2,193.83 : x
  2. Step 2: Convert to fraction form
    2,848.91/3,935.21 = 2,193.83/x
  3. Step 3: Cross multiply
    2,848.91x = 3,935.21 × 2,193.83
  4. Step 4: Simplify right side
    2,848.91x = 8,633,151.11
  5. Step 5: Solve for x
    x = 8,633,151.11/2,848.91
  6. Step 6: Final answer
    x = 3,030.33

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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.