Home / 5,601.40-8,401.79-1,705.50

Finding the Fourth Proportional to 5,601.40, 8,401.79 and 1,705.50

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Solution

The fourth proportional to 5,601.40, 8,401.79 and 1,705.50 is: 2,558.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,601.40 : 8,401.79 = 1,705.50 : x
  2. Step 2: Convert to fraction form
    5,601.40/8,401.79 = 1,705.50/x
  3. Step 3: Cross multiply
    5,601.40x = 8,401.79 × 1,705.50
  4. Step 4: Simplify right side
    5,601.40x = 14,329,257.11
  5. Step 5: Solve for x
    x = 14,329,257.11/5,601.40
  6. Step 6: Final answer
    x = 2,558.16

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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.