Home / 4,286.07-5,915.75-2,518.25

Finding the Fourth Proportional to 4,286.07, 5,915.75 and 2,518.25

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Solution

The fourth proportional to 4,286.07, 5,915.75 and 2,518.25 is: 3,475.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,286.07 : 5,915.75 = 2,518.25 : x
  2. Step 2: Convert to fraction form
    4,286.07/5,915.75 = 2,518.25/x
  3. Step 3: Cross multiply
    4,286.07x = 5,915.75 × 2,518.25
  4. Step 4: Simplify right side
    4,286.07x = 14,897,295.27
  5. Step 5: Solve for x
    x = 14,897,295.27/4,286.07
  6. Step 6: Final answer
    x = 3,475.75

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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.