Home / 10,256.58-15,385.44-3,236.76

Finding the Fourth Proportional to 10,256.58, 15,385.44 and 3,236.76

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Solution

The fourth proportional to 10,256.58, 15,385.44 and 3,236.76 is: 4,855.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,256.58 : 15,385.44 = 3,236.76 : x
  2. Step 2: Convert to fraction form
    10,256.58/15,385.44 = 3,236.76/x
  3. Step 3: Cross multiply
    10,256.58x = 15,385.44 × 3,236.76
  4. Step 4: Simplify right side
    10,256.58x = 49,798,976.77
  5. Step 5: Solve for x
    x = 49,798,976.77/10,256.58
  6. Step 6: Final answer
    x = 4,855.32

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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.