Home / 7,764.32-10,702.30-5,245.62

Finding the Fourth Proportional to 7,764.32, 10,702.30 and 5,245.62

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Solution

The fourth proportional to 7,764.32, 10,702.30 and 5,245.62 is: 7,230.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,764.32 : 10,702.30 = 5,245.62 : x
  2. Step 2: Convert to fraction form
    7,764.32/10,702.30 = 5,245.62/x
  3. Step 3: Cross multiply
    7,764.32x = 10,702.30 × 5,245.62
  4. Step 4: Simplify right side
    7,764.32x = 56,140,198.93
  5. Step 5: Solve for x
    x = 56,140,198.93/7,764.32
  6. Step 6: Final answer
    x = 7,230.54

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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.