Home / 8,860.41-12,227.11-5,085.81

Finding the Fourth Proportional to 8,860.41, 12,227.11 and 5,085.81

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Solution

The fourth proportional to 8,860.41, 12,227.11 and 5,085.81 is: 7,018.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,860.41 : 12,227.11 = 5,085.81 : x
  2. Step 2: Convert to fraction form
    8,860.41/12,227.11 = 5,085.81/x
  3. Step 3: Cross multiply
    8,860.41x = 12,227.11 × 5,085.81
  4. Step 4: Simplify right side
    8,860.41x = 62,184,745.59
  5. Step 5: Solve for x
    x = 62,184,745.59/8,860.41
  6. Step 6: Final answer
    x = 7,018.27

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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.