Home / 4,333.81-6,490.08-2,769.19

Finding the Fourth Proportional to 4,333.81, 6,490.08 and 2,769.19

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Solution

The fourth proportional to 4,333.81, 6,490.08 and 2,769.19 is: 4,146.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,333.81 : 6,490.08 = 2,769.19 : x
  2. Step 2: Convert to fraction form
    4,333.81/6,490.08 = 2,769.19/x
  3. Step 3: Cross multiply
    4,333.81x = 6,490.08 × 2,769.19
  4. Step 4: Simplify right side
    4,333.81x = 17,972,264.64
  5. Step 5: Solve for x
    x = 17,972,264.64/4,333.81
  6. Step 6: Final answer
    x = 4,146.99

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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.