Home / 6,979.13-9,626.87-4,589.37

Finding the Fourth Proportional to 6,979.13, 9,626.87 and 4,589.37

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Solution

The fourth proportional to 6,979.13, 9,626.87 and 4,589.37 is: 6,330.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,979.13 : 9,626.87 = 4,589.37 : x
  2. Step 2: Convert to fraction form
    6,979.13/9,626.87 = 4,589.37/x
  3. Step 3: Cross multiply
    6,979.13x = 9,626.87 × 4,589.37
  4. Step 4: Simplify right side
    6,979.13x = 44,181,309.65
  5. Step 5: Solve for x
    x = 44,181,309.65/6,979.13
  6. Step 6: Final answer
    x = 6,330.49

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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.