Home / 3,005.19-4,502.93-2,135.25

Finding the Fourth Proportional to 3,005.19, 4,502.93 and 2,135.25

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Solution

The fourth proportional to 3,005.19, 4,502.93 and 2,135.25 is: 3,199.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,005.19 : 4,502.93 = 2,135.25 : x
  2. Step 2: Convert to fraction form
    3,005.19/4,502.93 = 2,135.25/x
  3. Step 3: Cross multiply
    3,005.19x = 4,502.93 × 2,135.25
  4. Step 4: Simplify right side
    3,005.19x = 9,614,870.61
  5. Step 5: Solve for x
    x = 9,614,870.61/3,005.19
  6. Step 6: Final answer
    x = 3,199.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.