Home / 11,274.15-15,561.47-6,559.35

Finding the Fourth Proportional to 11,274.15, 15,561.47 and 6,559.35

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Solution

The fourth proportional to 11,274.15, 15,561.47 and 6,559.35 is: 9,053.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,274.15 : 15,561.47 = 6,559.35 : x
  2. Step 2: Convert to fraction form
    11,274.15/15,561.47 = 6,559.35/x
  3. Step 3: Cross multiply
    11,274.15x = 15,561.47 × 6,559.35
  4. Step 4: Simplify right side
    11,274.15x = 102,073,049.39
  5. Step 5: Solve for x
    x = 102,073,049.39/11,274.15
  6. Step 6: Final answer
    x = 9,053.72

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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.