Home / 3,994.32-5,987.55-1,493.67

Finding the Fourth Proportional to 3,994.32, 5,987.55 and 1,493.67

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Solution

The fourth proportional to 3,994.32, 5,987.55 and 1,493.67 is: 2,239.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,994.32 : 5,987.55 = 1,493.67 : x
  2. Step 2: Convert to fraction form
    3,994.32/5,987.55 = 1,493.67/x
  3. Step 3: Cross multiply
    3,994.32x = 5,987.55 × 1,493.67
  4. Step 4: Simplify right side
    3,994.32x = 8,943,423.81
  5. Step 5: Solve for x
    x = 8,943,423.81/3,994.32
  6. Step 6: Final answer
    x = 2,239.04

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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.