Home / 10,851.84-16,278.57-4,611.15

Finding the Fourth Proportional to 10,851.84, 16,278.57 and 4,611.15

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Solution

The fourth proportional to 10,851.84, 16,278.57 and 4,611.15 is: 6,917.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,851.84 : 16,278.57 = 4,611.15 : x
  2. Step 2: Convert to fraction form
    10,851.84/16,278.57 = 4,611.15/x
  3. Step 3: Cross multiply
    10,851.84x = 16,278.57 × 4,611.15
  4. Step 4: Simplify right side
    10,851.84x = 75,062,928.06
  5. Step 5: Solve for x
    x = 75,062,928.06/10,851.84
  6. Step 6: Final answer
    x = 6,917.07

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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.