Home / 11,268.47-15,548.63-6,231.71

Finding the Fourth Proportional to 11,268.47, 15,548.63 and 6,231.71

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Solution

The fourth proportional to 11,268.47, 15,548.63 and 6,231.71 is: 8,598.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,268.47 : 15,548.63 = 6,231.71 : x
  2. Step 2: Convert to fraction form
    11,268.47/15,548.63 = 6,231.71/x
  3. Step 3: Cross multiply
    11,268.47x = 15,548.63 × 6,231.71
  4. Step 4: Simplify right side
    11,268.47x = 96,894,490.89
  5. Step 5: Solve for x
    x = 96,894,490.89/11,268.47
  6. Step 6: Final answer
    x = 8,598.73

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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.