Home / 8,467.04-11,690.22-5,285.18

Finding the Fourth Proportional to 8,467.04, 11,690.22 and 5,285.18

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Solution

The fourth proportional to 8,467.04, 11,690.22 and 5,285.18 is: 7,297.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,467.04 : 11,690.22 = 5,285.18 : x
  2. Step 2: Convert to fraction form
    8,467.04/11,690.22 = 5,285.18/x
  3. Step 3: Cross multiply
    8,467.04x = 11,690.22 × 5,285.18
  4. Step 4: Simplify right side
    8,467.04x = 61,784,965.98
  5. Step 5: Solve for x
    x = 61,784,965.98/8,467.04
  6. Step 6: Final answer
    x = 7,297.11

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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.