Home / 11,555.16-15,952.02-8,012.22

Finding the Fourth Proportional to 11,555.16, 15,952.02 and 8,012.22

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Solution

The fourth proportional to 11,555.16, 15,952.02 and 8,012.22 is: 11,060.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,555.16 : 15,952.02 = 8,012.22 : x
  2. Step 2: Convert to fraction form
    11,555.16/15,952.02 = 8,012.22/x
  3. Step 3: Cross multiply
    11,555.16x = 15,952.02 × 8,012.22
  4. Step 4: Simplify right side
    11,555.16x = 127,811,093.68
  5. Step 5: Solve for x
    x = 127,811,093.68/11,555.16
  6. Step 6: Final answer
    x = 11,060.95

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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.