Home / 3,715.26-5,125.41-2,388.46

Finding the Fourth Proportional to 3,715.26, 5,125.41 and 2,388.46

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Solution

The fourth proportional to 3,715.26, 5,125.41 and 2,388.46 is: 3,295.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,715.26 : 5,125.41 = 2,388.46 : x
  2. Step 2: Convert to fraction form
    3,715.26/5,125.41 = 2,388.46/x
  3. Step 3: Cross multiply
    3,715.26x = 5,125.41 × 2,388.46
  4. Step 4: Simplify right side
    3,715.26x = 12,241,836.77
  5. Step 5: Solve for x
    x = 12,241,836.77/3,715.26
  6. Step 6: Final answer
    x = 3,295.01

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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.