Home / 5,601.35-8,402.49-1,705.76

Finding the Fourth Proportional to 5,601.35, 8,402.49 and 1,705.76

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Solution

The fourth proportional to 5,601.35, 8,402.49 and 1,705.76 is: 2,558.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,601.35 : 8,402.49 = 1,705.76 : x
  2. Step 2: Convert to fraction form
    5,601.35/8,402.49 = 1,705.76/x
  3. Step 3: Cross multiply
    5,601.35x = 8,402.49 × 1,705.76
  4. Step 4: Simplify right side
    5,601.35x = 14,332,622.81
  5. Step 5: Solve for x
    x = 14,332,622.81/5,601.35
  6. Step 6: Final answer
    x = 2,558.78

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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.