Home / 7,419.63-10,239.11-4,062.59

Finding the Fourth Proportional to 7,419.63, 10,239.11 and 4,062.59

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Solution

The fourth proportional to 7,419.63, 10,239.11 and 4,062.59 is: 5,606.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,419.63 : 10,239.11 = 4,062.59 : x
  2. Step 2: Convert to fraction form
    7,419.63/10,239.11 = 4,062.59/x
  3. Step 3: Cross multiply
    7,419.63x = 10,239.11 × 4,062.59
  4. Step 4: Simplify right side
    7,419.63x = 41,597,234.39
  5. Step 5: Solve for x
    x = 41,597,234.39/7,419.63
  6. Step 6: Final answer
    x = 5,606.38

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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.