Home / 6,741.10-9,306.62-5,135.14

Finding the Fourth Proportional to 6,741.10, 9,306.62 and 5,135.14

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Solution

The fourth proportional to 6,741.10, 9,306.62 and 5,135.14 is: 7,089.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,741.10 : 9,306.62 = 5,135.14 : x
  2. Step 2: Convert to fraction form
    6,741.10/9,306.62 = 5,135.14/x
  3. Step 3: Cross multiply
    6,741.10x = 9,306.62 × 5,135.14
  4. Step 4: Simplify right side
    6,741.10x = 47,790,796.63
  5. Step 5: Solve for x
    x = 47,790,796.63/6,741.10
  6. Step 6: Final answer
    x = 7,089.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.