Home / 6,688.80-10,035.60-2,795.92

Finding the Fourth Proportional to 6,688.80, 10,035.60 and 2,795.92

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Solution

The fourth proportional to 6,688.80, 10,035.60 and 2,795.92 is: 4,194.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,688.80 : 10,035.60 = 2,795.92 : x
  2. Step 2: Convert to fraction form
    6,688.80/10,035.60 = 2,795.92/x
  3. Step 3: Cross multiply
    6,688.80x = 10,035.60 × 2,795.92
  4. Step 4: Simplify right side
    6,688.80x = 28,058,734.75
  5. Step 5: Solve for x
    x = 28,058,734.75/6,688.80
  6. Step 6: Final answer
    x = 4,194.88

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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.