Home / 10,881.15-16,324.58-4,641.51

Finding the Fourth Proportional to 10,881.15, 16,324.58 and 4,641.51

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Solution

The fourth proportional to 10,881.15, 16,324.58 and 4,641.51 is: 6,963.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,881.15 : 16,324.58 = 4,641.51 : x
  2. Step 2: Convert to fraction form
    10,881.15/16,324.58 = 4,641.51/x
  3. Step 3: Cross multiply
    10,881.15x = 16,324.58 × 4,641.51
  4. Step 4: Simplify right side
    10,881.15x = 75,770,701.32
  5. Step 5: Solve for x
    x = 75,770,701.32/10,881.15
  6. Step 6: Final answer
    x = 6,963.48

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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.