Home / 3,499.46-5,245.51-1,551.20

Finding the Fourth Proportional to 3,499.46, 5,245.51 and 1,551.20

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Solution

The fourth proportional to 3,499.46, 5,245.51 and 1,551.20 is: 2,325.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,499.46 : 5,245.51 = 1,551.20 : x
  2. Step 2: Convert to fraction form
    3,499.46/5,245.51 = 1,551.20/x
  3. Step 3: Cross multiply
    3,499.46x = 5,245.51 × 1,551.20
  4. Step 4: Simplify right side
    3,499.46x = 8,136,835.11
  5. Step 5: Solve for x
    x = 8,136,835.11/3,499.46
  6. Step 6: Final answer
    x = 2,325.17

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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.