Home / 6,601.42-9,110.64-4,243.11

Finding the Fourth Proportional to 6,601.42, 9,110.64 and 4,243.11

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Solution

The fourth proportional to 6,601.42, 9,110.64 and 4,243.11 is: 5,855.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,601.42 : 9,110.64 = 4,243.11 : x
  2. Step 2: Convert to fraction form
    6,601.42/9,110.64 = 4,243.11/x
  3. Step 3: Cross multiply
    6,601.42x = 9,110.64 × 4,243.11
  4. Step 4: Simplify right side
    6,601.42x = 38,657,447.69
  5. Step 5: Solve for x
    x = 38,657,447.69/6,601.42
  6. Step 6: Final answer
    x = 5,855.93

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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.