Home / 11,715.02-17,573.08-6,516.98

Finding the Fourth Proportional to 11,715.02, 17,573.08 and 6,516.98

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Solution

The fourth proportional to 11,715.02, 17,573.08 and 6,516.98 is: 9,775.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,715.02 : 17,573.08 = 6,516.98 : x
  2. Step 2: Convert to fraction form
    11,715.02/17,573.08 = 6,516.98/x
  3. Step 3: Cross multiply
    11,715.02x = 17,573.08 × 6,516.98
  4. Step 4: Simplify right side
    11,715.02x = 114,523,410.90
  5. Step 5: Solve for x
    x = 114,523,410.90/11,715.02
  6. Step 6: Final answer
    x = 9,775.78

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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.