Home / 7,705.20-10,633.20-4,168.44

Finding the Fourth Proportional to 7,705.20, 10,633.20 and 4,168.44

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Solution

The fourth proportional to 7,705.20, 10,633.20 and 4,168.44 is: 5,752.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,705.20 : 10,633.20 = 4,168.44 : x
  2. Step 2: Convert to fraction form
    7,705.20/10,633.20 = 4,168.44/x
  3. Step 3: Cross multiply
    7,705.20x = 10,633.20 × 4,168.44
  4. Step 4: Simplify right side
    7,705.20x = 44,323,856.21
  5. Step 5: Solve for x
    x = 44,323,856.21/7,705.20
  6. Step 6: Final answer
    x = 5,752.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.