Home / 11,091.80-16,637.70-4,854.80

Finding the Fourth Proportional to 11,091.80, 16,637.70 and 4,854.80

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Solution

The fourth proportional to 11,091.80, 16,637.70 and 4,854.80 is: 7,282.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,091.80 : 16,637.70 = 4,854.80 : x
  2. Step 2: Convert to fraction form
    11,091.80/16,637.70 = 4,854.80/x
  3. Step 3: Cross multiply
    11,091.80x = 16,637.70 × 4,854.80
  4. Step 4: Simplify right side
    11,091.80x = 80,772,705.96
  5. Step 5: Solve for x
    x = 80,772,705.96/11,091.80
  6. Step 6: Final answer
    x = 7,282.20

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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.