Home / 6,526.80-9,790.20-2,630.31

Finding the Fourth Proportional to 6,526.80, 9,790.20 and 2,630.31

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Solution

The fourth proportional to 6,526.80, 9,790.20 and 2,630.31 is: 3,945.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,526.80 : 9,790.20 = 2,630.31 : x
  2. Step 2: Convert to fraction form
    6,526.80/9,790.20 = 2,630.31/x
  3. Step 3: Cross multiply
    6,526.80x = 9,790.20 × 2,630.31
  4. Step 4: Simplify right side
    6,526.80x = 25,751,260.96
  5. Step 5: Solve for x
    x = 25,751,260.96/6,526.80
  6. Step 6: Final answer
    x = 3,945.47

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Similar ratio
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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.