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Finding the Fourth Proportional to 8,360.52, 11,539.98 and 4,826.22

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Solution

The fourth proportional to 8,360.52, 11,539.98 and 4,826.22 is: 6,661.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,360.52 : 11,539.98 = 4,826.22 : x
  2. Step 2: Convert to fraction form
    8,360.52/11,539.98 = 4,826.22/x
  3. Step 3: Cross multiply
    8,360.52x = 11,539.98 × 4,826.22
  4. Step 4: Simplify right side
    8,360.52x = 55,694,482.28
  5. Step 5: Solve for x
    x = 55,694,482.28/8,360.52
  6. Step 6: Final answer
    x = 6,661.61

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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.