Home / 10,180.47-15,270.66-3,607.14

Finding the Fourth Proportional to 10,180.47, 15,270.66 and 3,607.14

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Solution

The fourth proportional to 10,180.47, 15,270.66 and 3,607.14 is: 5,410.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,180.47 : 15,270.66 = 3,607.14 : x
  2. Step 2: Convert to fraction form
    10,180.47/15,270.66 = 3,607.14/x
  3. Step 3: Cross multiply
    10,180.47x = 15,270.66 × 3,607.14
  4. Step 4: Simplify right side
    10,180.47x = 55,083,408.51
  5. Step 5: Solve for x
    x = 55,083,408.51/10,180.47
  6. Step 6: Final answer
    x = 5,410.69

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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.