Home / 7,379.06-10,186.82-4,864.82

Finding the Fourth Proportional to 7,379.06, 10,186.82 and 4,864.82

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Solution

The fourth proportional to 7,379.06, 10,186.82 and 4,864.82 is: 6,715.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,379.06 : 10,186.82 = 4,864.82 : x
  2. Step 2: Convert to fraction form
    7,379.06/10,186.82 = 4,864.82/x
  3. Step 3: Cross multiply
    7,379.06x = 10,186.82 × 4,864.82
  4. Step 4: Simplify right side
    7,379.06x = 49,557,045.67
  5. Step 5: Solve for x
    x = 49,557,045.67/7,379.06
  6. Step 6: Final answer
    x = 6,715.90

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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.