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Finding the Fourth Proportional to 5,808.66, 8,713.26 and 1,648.91

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Solution

The fourth proportional to 5,808.66, 8,713.26 and 1,648.91 is: 2,473.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,808.66 : 8,713.26 = 1,648.91 : x
  2. Step 2: Convert to fraction form
    5,808.66/8,713.26 = 1,648.91/x
  3. Step 3: Cross multiply
    5,808.66x = 8,713.26 × 1,648.91
  4. Step 4: Simplify right side
    5,808.66x = 14,367,337.98
  5. Step 5: Solve for x
    x = 14,367,337.98/5,808.66
  6. Step 6: Final answer
    x = 2,473.43

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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.