Home / 10,125.86-15,186.51-3,552.08

Finding the Fourth Proportional to 10,125.86, 15,186.51 and 3,552.08

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Solution

The fourth proportional to 10,125.86, 15,186.51 and 3,552.08 is: 5,327.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,125.86 : 15,186.51 = 3,552.08 : x
  2. Step 2: Convert to fraction form
    10,125.86/15,186.51 = 3,552.08/x
  3. Step 3: Cross multiply
    10,125.86x = 15,186.51 × 3,552.08
  4. Step 4: Simplify right side
    10,125.86x = 53,943,622.51
  5. Step 5: Solve for x
    x = 53,943,622.51/10,125.86
  6. Step 6: Final answer
    x = 5,327.32

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.