Home / 10,495.31-15,736.59-4,250.21

Finding the Fourth Proportional to 10,495.31, 15,736.59 and 4,250.21

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Solution

The fourth proportional to 10,495.31, 15,736.59 and 4,250.21 is: 6,372.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,495.31 : 15,736.59 = 4,250.21 : x
  2. Step 2: Convert to fraction form
    10,495.31/15,736.59 = 4,250.21/x
  3. Step 3: Cross multiply
    10,495.31x = 15,736.59 × 4,250.21
  4. Step 4: Simplify right side
    10,495.31x = 66,883,851.53
  5. Step 5: Solve for x
    x = 66,883,851.53/10,495.31
  6. Step 6: Final answer
    x = 6,372.74

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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.