Home / 8,764.82-12,095.16-5,226.20

Finding the Fourth Proportional to 8,764.82, 12,095.16 and 5,226.20

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Solution

The fourth proportional to 8,764.82, 12,095.16 and 5,226.20 is: 7,211.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,764.82 : 12,095.16 = 5,226.20 : x
  2. Step 2: Convert to fraction form
    8,764.82/12,095.16 = 5,226.20/x
  3. Step 3: Cross multiply
    8,764.82x = 12,095.16 × 5,226.20
  4. Step 4: Simplify right side
    8,764.82x = 63,211,725.19
  5. Step 5: Solve for x
    x = 63,211,725.19/8,764.82
  6. Step 6: Final answer
    x = 7,211.98

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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.