Home / 12,791.02-19,151.10-6,537.57

Finding the Fourth Proportional to 12,791.02, 19,151.10 and 6,537.57

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Solution

The fourth proportional to 12,791.02, 19,151.10 and 6,537.57 is: 9,788.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,791.02 : 19,151.10 = 6,537.57 : x
  2. Step 2: Convert to fraction form
    12,791.02/19,151.10 = 6,537.57/x
  3. Step 3: Cross multiply
    12,791.02x = 19,151.10 × 6,537.57
  4. Step 4: Simplify right side
    12,791.02x = 125,201,577.42
  5. Step 5: Solve for x
    x = 125,201,577.42/12,791.02
  6. Step 6: Final answer
    x = 9,788.24

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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.