Home / 11,543.46-15,927.94-6,826.02

Finding the Fourth Proportional to 11,543.46, 15,927.94 and 6,826.02

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Solution

The fourth proportional to 11,543.46, 15,927.94 and 6,826.02 is: 9,418.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,543.46 : 15,927.94 = 6,826.02 : x
  2. Step 2: Convert to fraction form
    11,543.46/15,927.94 = 6,826.02/x
  3. Step 3: Cross multiply
    11,543.46x = 15,927.94 × 6,826.02
  4. Step 4: Simplify right side
    11,543.46x = 108,724,437.00
  5. Step 5: Solve for x
    x = 108,724,437.00/11,543.46
  6. Step 6: Final answer
    x = 9,418.70

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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.