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Finding the Fourth Proportional to 5,600.39, 8,401.86 and 1,705.10

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Solution

The fourth proportional to 5,600.39, 8,401.86 and 1,705.10 is: 2,558.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,600.39 : 8,401.86 = 1,705.10 : x
  2. Step 2: Convert to fraction form
    5,600.39/8,401.86 = 1,705.10/x
  3. Step 3: Cross multiply
    5,600.39x = 8,401.86 × 1,705.10
  4. Step 4: Simplify right side
    5,600.39x = 14,326,011.49
  5. Step 5: Solve for x
    x = 14,326,011.49/5,600.39
  6. Step 6: Final answer
    x = 2,558.04

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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.