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Finding the Fourth Proportional to 8,723.73, 13,080.63 and 5,953.76

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Solution

The fourth proportional to 8,723.73, 13,080.63 and 5,953.76 is: 8,927.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,723.73 : 13,080.63 = 5,953.76 : x
  2. Step 2: Convert to fraction form
    8,723.73/13,080.63 = 5,953.76/x
  3. Step 3: Cross multiply
    8,723.73x = 13,080.63 × 5,953.76
  4. Step 4: Simplify right side
    8,723.73x = 77,878,904.15
  5. Step 5: Solve for x
    x = 77,878,904.15/8,723.73
  6. Step 6: Final answer
    x = 8,927.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.