Home / 6,980.72-9,633.46-3,794.01

Finding the Fourth Proportional to 6,980.72, 9,633.46 and 3,794.01

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Solution

The fourth proportional to 6,980.72, 9,633.46 and 3,794.01 is: 5,235.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,980.72 : 9,633.46 = 3,794.01 : x
  2. Step 2: Convert to fraction form
    6,980.72/9,633.46 = 3,794.01/x
  3. Step 3: Cross multiply
    6,980.72x = 9,633.46 × 3,794.01
  4. Step 4: Simplify right side
    6,980.72x = 36,549,442.84
  5. Step 5: Solve for x
    x = 36,549,442.84/6,980.72
  6. Step 6: Final answer
    x = 5,235.77

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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.