Home / 11,275.54-15,561.22-6,559.50

Finding the Fourth Proportional to 11,275.54, 15,561.22 and 6,559.50

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Solution

The fourth proportional to 11,275.54, 15,561.22 and 6,559.50 is: 9,052.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,275.54 : 15,561.22 = 6,559.50 : x
  2. Step 2: Convert to fraction form
    11,275.54/15,561.22 = 6,559.50/x
  3. Step 3: Cross multiply
    11,275.54x = 15,561.22 × 6,559.50
  4. Step 4: Simplify right side
    11,275.54x = 102,073,822.59
  5. Step 5: Solve for x
    x = 102,073,822.59/11,275.54
  6. Step 6: Final answer
    x = 9,052.68

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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.