Home / 7,703.60-10,630.96-4,166.81

Finding the Fourth Proportional to 7,703.60, 10,630.96 and 4,166.81

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Solution

The fourth proportional to 7,703.60, 10,630.96 and 4,166.81 is: 5,750.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,703.60 : 10,630.96 = 4,166.81 : x
  2. Step 2: Convert to fraction form
    7,703.60/10,630.96 = 4,166.81/x
  3. Step 3: Cross multiply
    7,703.60x = 10,630.96 × 4,166.81
  4. Step 4: Simplify right side
    7,703.60x = 44,297,190.44
  5. Step 5: Solve for x
    x = 44,297,190.44/7,703.60
  6. Step 6: Final answer
    x = 5,750.19

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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.