Home / 10,525.91-15,785.57-3,504.28

Finding the Fourth Proportional to 10,525.91, 15,785.57 and 3,504.28

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Solution

The fourth proportional to 10,525.91, 15,785.57 and 3,504.28 is: 5,255.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,525.91 : 15,785.57 = 3,504.28 : x
  2. Step 2: Convert to fraction form
    10,525.91/15,785.57 = 3,504.28/x
  3. Step 3: Cross multiply
    10,525.91x = 15,785.57 × 3,504.28
  4. Step 4: Simplify right side
    10,525.91x = 55,317,057.24
  5. Step 5: Solve for x
    x = 55,317,057.24/10,525.91
  6. Step 6: Final answer
    x = 5,255.33

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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.