Home / 6,980.15-9,632.64-3,793.47

Finding the Fourth Proportional to 6,980.15, 9,632.64 and 3,793.47

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Solution

The fourth proportional to 6,980.15, 9,632.64 and 3,793.47 is: 5,235.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,980.15 : 9,632.64 = 3,793.47 : x
  2. Step 2: Convert to fraction form
    6,980.15/9,632.64 = 3,793.47/x
  3. Step 3: Cross multiply
    6,980.15x = 9,632.64 × 3,793.47
  4. Step 4: Simplify right side
    6,980.15x = 36,541,087.63
  5. Step 5: Solve for x
    x = 36,541,087.63/6,980.15
  6. Step 6: Final answer
    x = 5,235.00

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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.