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Finding the Fourth Proportional to 5,681.64, 8,519.58 and 2,601

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Solution

The fourth proportional to 5,681.64, 8,519.58 and 2,601 is: 3,900.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,681.64 : 8,519.58 = 2,601 : x
  2. Step 2: Convert to fraction form
    5,681.64/8,519.58 = 2,601/x
  3. Step 3: Cross multiply
    5,681.64x = 8,519.58 × 2,601
  4. Step 4: Simplify right side
    5,681.64x = 22,159,427.58
  5. Step 5: Solve for x
    x = 22,159,427.58/5,681.64
  6. Step 6: Final answer
    x = 3,900.18

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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.