Home / 3,362.91-4,639.96-1,870.49

Finding the Fourth Proportional to 3,362.91, 4,639.96 and 1,870.49

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Solution

The fourth proportional to 3,362.91, 4,639.96 and 1,870.49 is: 2,580.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,362.91 : 4,639.96 = 1,870.49 : x
  2. Step 2: Convert to fraction form
    3,362.91/4,639.96 = 1,870.49/x
  3. Step 3: Cross multiply
    3,362.91x = 4,639.96 × 1,870.49
  4. Step 4: Simplify right side
    3,362.91x = 8,678,970.90
  5. Step 5: Solve for x
    x = 8,678,970.90/3,362.91
  6. Step 6: Final answer
    x = 2,580.79

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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.