Home / 11,258.92-16,875.22-8,476.64

Finding the Fourth Proportional to 11,258.92, 16,875.22 and 8,476.64

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Solution

The fourth proportional to 11,258.92, 16,875.22 and 8,476.64 is: 12,705.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,258.92 : 16,875.22 = 8,476.64 : x
  2. Step 2: Convert to fraction form
    11,258.92/16,875.22 = 8,476.64/x
  3. Step 3: Cross multiply
    11,258.92x = 16,875.22 × 8,476.64
  4. Step 4: Simplify right side
    11,258.92x = 143,045,164.86
  5. Step 5: Solve for x
    x = 143,045,164.86/11,258.92
  6. Step 6: Final answer
    x = 12,705.05

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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.