Home / 7,764.33-10,702.29-5,245.65

Finding the Fourth Proportional to 7,764.33, 10,702.29 and 5,245.65

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Solution

The fourth proportional to 7,764.33, 10,702.29 and 5,245.65 is: 7,230.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,764.33 : 10,702.29 = 5,245.65 : x
  2. Step 2: Convert to fraction form
    7,764.33/10,702.29 = 5,245.65/x
  3. Step 3: Cross multiply
    7,764.33x = 10,702.29 × 5,245.65
  4. Step 4: Simplify right side
    7,764.33x = 56,140,467.54
  5. Step 5: Solve for x
    x = 56,140,467.54/7,764.33
  6. Step 6: Final answer
    x = 7,230.56

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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.