Home / 4,286.20-5,915.64-2,518.24

Finding the Fourth Proportional to 4,286.20, 5,915.64 and 2,518.24

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Solution

The fourth proportional to 4,286.20, 5,915.64 and 2,518.24 is: 3,475.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,286.20 : 5,915.64 = 2,518.24 : x
  2. Step 2: Convert to fraction form
    4,286.20/5,915.64 = 2,518.24/x
  3. Step 3: Cross multiply
    4,286.20x = 5,915.64 × 2,518.24
  4. Step 4: Simplify right side
    4,286.20x = 14,897,001.27
  5. Step 5: Solve for x
    x = 14,897,001.27/4,286.20
  6. Step 6: Final answer
    x = 3,475.57

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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.