Home / 6,355.60-8,770.92-3,561.04

Finding the Fourth Proportional to 6,355.60, 8,770.92 and 3,561.04

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Solution

The fourth proportional to 6,355.60, 8,770.92 and 3,561.04 is: 4,914.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,355.60 : 8,770.92 = 3,561.04 : x
  2. Step 2: Convert to fraction form
    6,355.60/8,770.92 = 3,561.04/x
  3. Step 3: Cross multiply
    6,355.60x = 8,770.92 × 3,561.04
  4. Step 4: Simplify right side
    6,355.60x = 31,233,596.96
  5. Step 5: Solve for x
    x = 31,233,596.96/6,355.60
  6. Step 6: Final answer
    x = 4,914.34

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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.