Home / 10,493.34-15,738.79-4,256.13

Finding the Fourth Proportional to 10,493.34, 15,738.79 and 4,256.13

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Solution

The fourth proportional to 10,493.34, 15,738.79 and 4,256.13 is: 6,383.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,493.34 : 15,738.79 = 4,256.13 : x
  2. Step 2: Convert to fraction form
    10,493.34/15,738.79 = 4,256.13/x
  3. Step 3: Cross multiply
    10,493.34x = 15,738.79 × 4,256.13
  4. Step 4: Simplify right side
    10,493.34x = 66,986,336.28
  5. Step 5: Solve for x
    x = 66,986,336.28/10,493.34
  6. Step 6: Final answer
    x = 6,383.70

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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.