Home / 10,849.71-16,268.49-4,274.13

Finding the Fourth Proportional to 10,849.71, 16,268.49 and 4,274.13

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Solution

The fourth proportional to 10,849.71, 16,268.49 and 4,274.13 is: 6,408.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,849.71 : 16,268.49 = 4,274.13 : x
  2. Step 2: Convert to fraction form
    10,849.71/16,268.49 = 4,274.13/x
  3. Step 3: Cross multiply
    10,849.71x = 16,268.49 × 4,274.13
  4. Step 4: Simplify right side
    10,849.71x = 69,533,641.16
  5. Step 5: Solve for x
    x = 69,533,641.16/10,849.71
  6. Step 6: Final answer
    x = 6,408.80

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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.