Home / 4,717.49-7,076.26-1,430.62

Finding the Fourth Proportional to 4,717.49, 7,076.26 and 1,430.62

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Solution

The fourth proportional to 4,717.49, 7,076.26 and 1,430.62 is: 2,145.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,717.49 : 7,076.26 = 1,430.62 : x
  2. Step 2: Convert to fraction form
    4,717.49/7,076.26 = 1,430.62/x
  3. Step 3: Cross multiply
    4,717.49x = 7,076.26 × 1,430.62
  4. Step 4: Simplify right side
    4,717.49x = 10,123,439.08
  5. Step 5: Solve for x
    x = 10,123,439.08/4,717.49
  6. Step 6: Final answer
    x = 2,145.94

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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.