Home / 4,213.60-5,818.44-2,644.40

Finding the Fourth Proportional to 4,213.60, 5,818.44 and 2,644.40

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Solution

The fourth proportional to 4,213.60, 5,818.44 and 2,644.40 is: 3,651.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,213.60 : 5,818.44 = 2,644.40 : x
  2. Step 2: Convert to fraction form
    4,213.60/5,818.44 = 2,644.40/x
  3. Step 3: Cross multiply
    4,213.60x = 5,818.44 × 2,644.40
  4. Step 4: Simplify right side
    4,213.60x = 15,386,282.74
  5. Step 5: Solve for x
    x = 15,386,282.74/4,213.60
  6. Step 6: Final answer
    x = 3,651.58

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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.