Home / 3,330.60-4,994.78-1,598.12

Finding the Fourth Proportional to 3,330.60, 4,994.78 and 1,598.12

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Solution

The fourth proportional to 3,330.60, 4,994.78 and 1,598.12 is: 2,396.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,330.60 : 4,994.78 = 1,598.12 : x
  2. Step 2: Convert to fraction form
    3,330.60/4,994.78 = 1,598.12/x
  3. Step 3: Cross multiply
    3,330.60x = 4,994.78 × 1,598.12
  4. Step 4: Simplify right side
    3,330.60x = 7,982,257.81
  5. Step 5: Solve for x
    x = 7,982,257.81/3,330.60
  6. Step 6: Final answer
    x = 2,396.64

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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.