Home / 9,943.83-14,915.07-7,175.52

Finding the Fourth Proportional to 9,943.83, 14,915.07 and 7,175.52

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Solution

The fourth proportional to 9,943.83, 14,915.07 and 7,175.52 is: 10,762.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,943.83 : 14,915.07 = 7,175.52 : x
  2. Step 2: Convert to fraction form
    9,943.83/14,915.07 = 7,175.52/x
  3. Step 3: Cross multiply
    9,943.83x = 14,915.07 × 7,175.52
  4. Step 4: Simplify right side
    9,943.83x = 107,023,383.09
  5. Step 5: Solve for x
    x = 107,023,383.09/9,943.83
  6. Step 6: Final answer
    x = 10,762.79

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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.