Home / 10,086.33-13,915.32-6,256.20

Finding the Fourth Proportional to 10,086.33, 13,915.32 and 6,256.20

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Solution

The fourth proportional to 10,086.33, 13,915.32 and 6,256.20 is: 8,631.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,086.33 : 13,915.32 = 6,256.20 : x
  2. Step 2: Convert to fraction form
    10,086.33/13,915.32 = 6,256.20/x
  3. Step 3: Cross multiply
    10,086.33x = 13,915.32 × 6,256.20
  4. Step 4: Simplify right side
    10,086.33x = 87,057,024.98
  5. Step 5: Solve for x
    x = 87,057,024.98/10,086.33
  6. Step 6: Final answer
    x = 8,631.19

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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.