Home / 6,980.10-9,632.62-3,836.29

Finding the Fourth Proportional to 6,980.10, 9,632.62 and 3,836.29

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Solution

The fourth proportional to 6,980.10, 9,632.62 and 3,836.29 is: 5,294.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,980.10 : 9,632.62 = 3,836.29 : x
  2. Step 2: Convert to fraction form
    6,980.10/9,632.62 = 3,836.29/x
  3. Step 3: Cross multiply
    6,980.10x = 9,632.62 × 3,836.29
  4. Step 4: Simplify right side
    6,980.10x = 36,953,523.78
  5. Step 5: Solve for x
    x = 36,953,523.78/6,980.10
  6. Step 6: Final answer
    x = 5,294.13

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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.