Home / 8,485.04-12,727.57-2,641.66

Finding the Fourth Proportional to 8,485.04, 12,727.57 and 2,641.66

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Solution

The fourth proportional to 8,485.04, 12,727.57 and 2,641.66 is: 3,962.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,485.04 : 12,727.57 = 2,641.66 : x
  2. Step 2: Convert to fraction form
    8,485.04/12,727.57 = 2,641.66/x
  3. Step 3: Cross multiply
    8,485.04x = 12,727.57 × 2,641.66
  4. Step 4: Simplify right side
    8,485.04x = 33,621,874.14
  5. Step 5: Solve for x
    x = 33,621,874.14/8,485.04
  6. Step 6: Final answer
    x = 3,962.49

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.