Home / 6,241.60-8,612.58-5,244.40

Finding the Fourth Proportional to 6,241.60, 8,612.58 and 5,244.40

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Solution

The fourth proportional to 6,241.60, 8,612.58 and 5,244.40 is: 7,236.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,241.60 : 8,612.58 = 5,244.40 : x
  2. Step 2: Convert to fraction form
    6,241.60/8,612.58 = 5,244.40/x
  3. Step 3: Cross multiply
    6,241.60x = 8,612.58 × 5,244.40
  4. Step 4: Simplify right side
    6,241.60x = 45,167,814.55
  5. Step 5: Solve for x
    x = 45,167,814.55/6,241.60
  6. Step 6: Final answer
    x = 7,236.58

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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.