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Finding the Fourth Proportional to 8,583.82, 12,818.46 and 6,713.93

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Solution

The fourth proportional to 8,583.82, 12,818.46 and 6,713.93 is: 10,026.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,583.82 : 12,818.46 = 6,713.93 : x
  2. Step 2: Convert to fraction form
    8,583.82/12,818.46 = 6,713.93/x
  3. Step 3: Cross multiply
    8,583.82x = 12,818.46 × 6,713.93
  4. Step 4: Simplify right side
    8,583.82x = 86,062,250.02
  5. Step 5: Solve for x
    x = 86,062,250.02/8,583.82
  6. Step 6: Final answer
    x = 10,026.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.