Home / 2,898.99-4,346.32-1,439.17

Finding the Fourth Proportional to 2,898.99, 4,346.32 and 1,439.17

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Solution

The fourth proportional to 2,898.99, 4,346.32 and 1,439.17 is: 2,157.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,898.99 : 4,346.32 = 1,439.17 : x
  2. Step 2: Convert to fraction form
    2,898.99/4,346.32 = 1,439.17/x
  3. Step 3: Cross multiply
    2,898.99x = 4,346.32 × 1,439.17
  4. Step 4: Simplify right side
    2,898.99x = 6,255,083.61
  5. Step 5: Solve for x
    x = 6,255,083.61/2,898.99
  6. Step 6: Final answer
    x = 2,157.68

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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.