Home / 3,436.24-4,742.28-2,505.04

Finding the Fourth Proportional to 3,436.24, 4,742.28 and 2,505.04

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Solution

The fourth proportional to 3,436.24, 4,742.28 and 2,505.04 is: 3,457.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,436.24 : 4,742.28 = 2,505.04 : x
  2. Step 2: Convert to fraction form
    3,436.24/4,742.28 = 2,505.04/x
  3. Step 3: Cross multiply
    3,436.24x = 4,742.28 × 2,505.04
  4. Step 4: Simplify right side
    3,436.24x = 11,879,601.09
  5. Step 5: Solve for x
    x = 11,879,601.09/3,436.24
  6. Step 6: Final answer
    x = 3,457.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.