Home / 6,881.40-10,324.53-3,955.68

Finding the Fourth Proportional to 6,881.40, 10,324.53 and 3,955.68

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Solution

The fourth proportional to 6,881.40, 10,324.53 and 3,955.68 is: 5,934.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,881.40 : 10,324.53 = 3,955.68 : x
  2. Step 2: Convert to fraction form
    6,881.40/10,324.53 = 3,955.68/x
  3. Step 3: Cross multiply
    6,881.40x = 10,324.53 × 3,955.68
  4. Step 4: Simplify right side
    6,881.40x = 40,840,536.83
  5. Step 5: Solve for x
    x = 40,840,536.83/6,881.40
  6. Step 6: Final answer
    x = 5,934.92

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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.