Home / 5,383.04-8,074.55-1,487.44

Finding the Fourth Proportional to 5,383.04, 8,074.55 and 1,487.44

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Solution

The fourth proportional to 5,383.04, 8,074.55 and 1,487.44 is: 2,231.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,383.04 : 8,074.55 = 1,487.44 : x
  2. Step 2: Convert to fraction form
    5,383.04/8,074.55 = 1,487.44/x
  3. Step 3: Cross multiply
    5,383.04x = 8,074.55 × 1,487.44
  4. Step 4: Simplify right side
    5,383.04x = 12,010,392.18
  5. Step 5: Solve for x
    x = 12,010,392.18/5,383.04
  6. Step 6: Final answer
    x = 2,231.15

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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.