Home / 4,073.79-6,108.39-1,299.81

Finding the Fourth Proportional to 4,073.79, 6,108.39 and 1,299.81

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Solution

The fourth proportional to 4,073.79, 6,108.39 and 1,299.81 is: 1,948.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,073.79 : 6,108.39 = 1,299.81 : x
  2. Step 2: Convert to fraction form
    4,073.79/6,108.39 = 1,299.81/x
  3. Step 3: Cross multiply
    4,073.79x = 6,108.39 × 1,299.81
  4. Step 4: Simplify right side
    4,073.79x = 7,939,746.41
  5. Step 5: Solve for x
    x = 7,939,746.41/4,073.79
  6. Step 6: Final answer
    x = 1,948.98

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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.