Home / 11,253.02-16,873.86-5,012.78

Finding the Fourth Proportional to 11,253.02, 16,873.86 and 5,012.78

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Solution

The fourth proportional to 11,253.02, 16,873.86 and 5,012.78 is: 7,516.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,253.02 : 16,873.86 = 5,012.78 : x
  2. Step 2: Convert to fraction form
    11,253.02/16,873.86 = 5,012.78/x
  3. Step 3: Cross multiply
    11,253.02x = 16,873.86 × 5,012.78
  4. Step 4: Simplify right side
    11,253.02x = 84,584,947.93
  5. Step 5: Solve for x
    x = 84,584,947.93/11,253.02
  6. Step 6: Final answer
    x = 7,516.64

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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.