Home / 8,440.11-11,646.66-4,903.56

Finding the Fourth Proportional to 8,440.11, 11,646.66 and 4,903.56

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Solution

The fourth proportional to 8,440.11, 11,646.66 and 4,903.56 is: 6,766.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,440.11 : 11,646.66 = 4,903.56 : x
  2. Step 2: Convert to fraction form
    8,440.11/11,646.66 = 4,903.56/x
  3. Step 3: Cross multiply
    8,440.11x = 11,646.66 × 4,903.56
  4. Step 4: Simplify right side
    8,440.11x = 57,110,096.11
  5. Step 5: Solve for x
    x = 57,110,096.11/8,440.11
  6. Step 6: Final answer
    x = 6,766.51

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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.