Home / 8,716.19-12,035.16-5,360.54

Finding the Fourth Proportional to 8,716.19, 12,035.16 and 5,360.54

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Solution

The fourth proportional to 8,716.19, 12,035.16 and 5,360.54 is: 7,401.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,716.19 : 12,035.16 = 5,360.54 : x
  2. Step 2: Convert to fraction form
    8,716.19/12,035.16 = 5,360.54/x
  3. Step 3: Cross multiply
    8,716.19x = 12,035.16 × 5,360.54
  4. Step 4: Simplify right side
    8,716.19x = 64,514,896.41
  5. Step 5: Solve for x
    x = 64,514,896.41/8,716.19
  6. Step 6: Final answer
    x = 7,401.74

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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.