Home / 5,630.92-8,445.76-1,682.21

Finding the Fourth Proportional to 5,630.92, 8,445.76 and 1,682.21

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Solution

The fourth proportional to 5,630.92, 8,445.76 and 1,682.21 is: 2,523.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,630.92 : 8,445.76 = 1,682.21 : x
  2. Step 2: Convert to fraction form
    5,630.92/8,445.76 = 1,682.21/x
  3. Step 3: Cross multiply
    5,630.92x = 8,445.76 × 1,682.21
  4. Step 4: Simplify right side
    5,630.92x = 14,207,558.84
  5. Step 5: Solve for x
    x = 14,207,558.84/5,630.92
  6. Step 6: Final answer
    x = 2,523.13

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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.