Home / 6,847.30-9,446.70-4,490.74

Finding the Fourth Proportional to 6,847.30, 9,446.70 and 4,490.74

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Solution

The fourth proportional to 6,847.30, 9,446.70 and 4,490.74 is: 6,195.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,847.30 : 9,446.70 = 4,490.74 : x
  2. Step 2: Convert to fraction form
    6,847.30/9,446.70 = 4,490.74/x
  3. Step 3: Cross multiply
    6,847.30x = 9,446.70 × 4,490.74
  4. Step 4: Simplify right side
    6,847.30x = 42,422,673.56
  5. Step 5: Solve for x
    x = 42,422,673.56/6,847.30
  6. Step 6: Final answer
    x = 6,195.53

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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.