Home / 11,614.47-16,034.60-7,647.10

Finding the Fourth Proportional to 11,614.47, 16,034.60 and 7,647.10

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Solution

The fourth proportional to 11,614.47, 16,034.60 and 7,647.10 is: 10,557.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,614.47 : 16,034.60 = 7,647.10 : x
  2. Step 2: Convert to fraction form
    11,614.47/16,034.60 = 7,647.10/x
  3. Step 3: Cross multiply
    11,614.47x = 16,034.60 × 7,647.10
  4. Step 4: Simplify right side
    11,614.47x = 122,618,189.66
  5. Step 5: Solve for x
    x = 122,618,189.66/11,614.47
  6. Step 6: Final answer
    x = 10,557.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.