Home / 11,856.39-16,361.01-6,551.16

Finding the Fourth Proportional to 11,856.39, 16,361.01 and 6,551.16

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Solution

The fourth proportional to 11,856.39, 16,361.01 and 6,551.16 is: 9,040.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,856.39 : 16,361.01 = 6,551.16 : x
  2. Step 2: Convert to fraction form
    11,856.39/16,361.01 = 6,551.16/x
  3. Step 3: Cross multiply
    11,856.39x = 16,361.01 × 6,551.16
  4. Step 4: Simplify right side
    11,856.39x = 107,183,594.27
  5. Step 5: Solve for x
    x = 107,183,594.27/11,856.39
  6. Step 6: Final answer
    x = 9,040.15

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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.