Home / 10,028.75-13,825.20-7,035.29

Finding the Fourth Proportional to 10,028.75, 13,825.20 and 7,035.29

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Solution

The fourth proportional to 10,028.75, 13,825.20 and 7,035.29 is: 9,698.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,028.75 : 13,825.20 = 7,035.29 : x
  2. Step 2: Convert to fraction form
    10,028.75/13,825.20 = 7,035.29/x
  3. Step 3: Cross multiply
    10,028.75x = 13,825.20 × 7,035.29
  4. Step 4: Simplify right side
    10,028.75x = 97,264,291.31
  5. Step 5: Solve for x
    x = 97,264,291.31/10,028.75
  6. Step 6: Final answer
    x = 9,698.55

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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.