Home / 4,214.04-5,815.26-2,445.80

Finding the Fourth Proportional to 4,214.04, 5,815.26 and 2,445.80

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Solution

The fourth proportional to 4,214.04, 5,815.26 and 2,445.80 is: 3,375.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,214.04 : 5,815.26 = 2,445.80 : x
  2. Step 2: Convert to fraction form
    4,214.04/5,815.26 = 2,445.80/x
  3. Step 3: Cross multiply
    4,214.04x = 5,815.26 × 2,445.80
  4. Step 4: Simplify right side
    4,214.04x = 14,222,962.91
  5. Step 5: Solve for x
    x = 14,222,962.91/4,214.04
  6. Step 6: Final answer
    x = 3,375.14

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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.