Home / 10,813.01-16,219.29-3,791.07

Finding the Fourth Proportional to 10,813.01, 16,219.29 and 3,791.07

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Solution

The fourth proportional to 10,813.01, 16,219.29 and 3,791.07 is: 5,686.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,813.01 : 16,219.29 = 3,791.07 : x
  2. Step 2: Convert to fraction form
    10,813.01/16,219.29 = 3,791.07/x
  3. Step 3: Cross multiply
    10,813.01x = 16,219.29 × 3,791.07
  4. Step 4: Simplify right side
    10,813.01x = 61,488,463.74
  5. Step 5: Solve for x
    x = 61,488,463.74/10,813.01
  6. Step 6: Final answer
    x = 5,686.53

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1.5x scale

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.