Home / 6,847.12-9,449.07-4,013.86

Finding the Fourth Proportional to 6,847.12, 9,449.07 and 4,013.86

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Solution

The fourth proportional to 6,847.12, 9,449.07 and 4,013.86 is: 5,539.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,847.12 : 9,449.07 = 4,013.86 : x
  2. Step 2: Convert to fraction form
    6,847.12/9,449.07 = 4,013.86/x
  3. Step 3: Cross multiply
    6,847.12x = 9,449.07 × 4,013.86
  4. Step 4: Simplify right side
    6,847.12x = 37,927,244.11
  5. Step 5: Solve for x
    x = 37,927,244.11/6,847.12
  6. Step 6: Final answer
    x = 5,539.15

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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.