Home / 6,915.45-10,364.06-2,528.69

Finding the Fourth Proportional to 6,915.45, 10,364.06 and 2,528.69

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Solution

The fourth proportional to 6,915.45, 10,364.06 and 2,528.69 is: 3,789.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,915.45 : 10,364.06 = 2,528.69 : x
  2. Step 2: Convert to fraction form
    6,915.45/10,364.06 = 2,528.69/x
  3. Step 3: Cross multiply
    6,915.45x = 10,364.06 × 2,528.69
  4. Step 4: Simplify right side
    6,915.45x = 26,207,469.28
  5. Step 5: Solve for x
    x = 26,207,469.28/6,915.45
  6. Step 6: Final answer
    x = 3,789.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.