Home / 6,925.14-9,556.89-3,781.53

Finding the Fourth Proportional to 6,925.14, 9,556.89 and 3,781.53

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Solution

The fourth proportional to 6,925.14, 9,556.89 and 3,781.53 is: 5,218.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,925.14 : 9,556.89 = 3,781.53 : x
  2. Step 2: Convert to fraction form
    6,925.14/9,556.89 = 3,781.53/x
  3. Step 3: Cross multiply
    6,925.14x = 9,556.89 × 3,781.53
  4. Step 4: Simplify right side
    6,925.14x = 36,139,666.24
  5. Step 5: Solve for x
    x = 36,139,666.24/6,925.14
  6. Step 6: Final answer
    x = 5,218.62

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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.