Home / 10,851.96-16,278.97-2,955.01

Finding the Fourth Proportional to 10,851.96, 16,278.97 and 2,955.01

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Solution

The fourth proportional to 10,851.96, 16,278.97 and 2,955.01 is: 4,432.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,851.96 : 16,278.97 = 2,955.01 : x
  2. Step 2: Convert to fraction form
    10,851.96/16,278.97 = 2,955.01/x
  3. Step 3: Cross multiply
    10,851.96x = 16,278.97 × 2,955.01
  4. Step 4: Simplify right side
    10,851.96x = 48,104,562.27
  5. Step 5: Solve for x
    x = 48,104,562.27/10,851.96
  6. Step 6: Final answer
    x = 4,432.80

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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.