Home / 4,621.60-6,934.47-2,157.13

Finding the Fourth Proportional to 4,621.60, 6,934.47 and 2,157.13

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Solution

The fourth proportional to 4,621.60, 6,934.47 and 2,157.13 is: 3,236.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,621.60 : 6,934.47 = 2,157.13 : x
  2. Step 2: Convert to fraction form
    4,621.60/6,934.47 = 2,157.13/x
  3. Step 3: Cross multiply
    4,621.60x = 6,934.47 × 2,157.13
  4. Step 4: Simplify right side
    4,621.60x = 14,958,553.27
  5. Step 5: Solve for x
    x = 14,958,553.27/4,621.60
  6. Step 6: Final answer
    x = 3,236.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.