Home / 4,219.50-5,821.54-2,426.50

Finding the Fourth Proportional to 4,219.50, 5,821.54 and 2,426.50

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Solution

The fourth proportional to 4,219.50, 5,821.54 and 2,426.50 is: 3,347.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,219.50 : 5,821.54 = 2,426.50 : x
  2. Step 2: Convert to fraction form
    4,219.50/5,821.54 = 2,426.50/x
  3. Step 3: Cross multiply
    4,219.50x = 5,821.54 × 2,426.50
  4. Step 4: Simplify right side
    4,219.50x = 14,125,966.81
  5. Step 5: Solve for x
    x = 14,125,966.81/4,219.50
  6. Step 6: Final answer
    x = 3,347.78

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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.