Home / 7,935.86-11,884.82-4,417.12

Finding the Fourth Proportional to 7,935.86, 11,884.82 and 4,417.12

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Solution

The fourth proportional to 7,935.86, 11,884.82 and 4,417.12 is: 6,615.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,935.86 : 11,884.82 = 4,417.12 : x
  2. Step 2: Convert to fraction form
    7,935.86/11,884.82 = 4,417.12/x
  3. Step 3: Cross multiply
    7,935.86x = 11,884.82 × 4,417.12
  4. Step 4: Simplify right side
    7,935.86x = 52,496,676.12
  5. Step 5: Solve for x
    x = 52,496,676.12/7,935.86
  6. Step 6: Final answer
    x = 6,615.12

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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.