Home / 11,854.54-16,349.37-8,877.46

Finding the Fourth Proportional to 11,854.54, 16,349.37 and 8,877.46

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Solution

The fourth proportional to 11,854.54, 16,349.37 and 8,877.46 is: 12,243.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,854.54 : 16,349.37 = 8,877.46 : x
  2. Step 2: Convert to fraction form
    11,854.54/16,349.37 = 8,877.46/x
  3. Step 3: Cross multiply
    11,854.54x = 16,349.37 × 8,877.46
  4. Step 4: Simplify right side
    11,854.54x = 145,140,878.20
  5. Step 5: Solve for x
    x = 145,140,878.20/11,854.54
  6. Step 6: Final answer
    x = 12,243.48

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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.