Home / 4,113.24-6,170.40-2,165.56

Finding the Fourth Proportional to 4,113.24, 6,170.40 and 2,165.56

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Solution

The fourth proportional to 4,113.24, 6,170.40 and 2,165.56 is: 3,248.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,113.24 : 6,170.40 = 2,165.56 : x
  2. Step 2: Convert to fraction form
    4,113.24/6,170.40 = 2,165.56/x
  3. Step 3: Cross multiply
    4,113.24x = 6,170.40 × 2,165.56
  4. Step 4: Simplify right side
    4,113.24x = 13,362,371.42
  5. Step 5: Solve for x
    x = 13,362,371.42/4,113.24
  6. Step 6: Final answer
    x = 3,248.62

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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.