Home / 6,914.35-10,369.60-1,915.52

Finding the Fourth Proportional to 6,914.35, 10,369.60 and 1,915.52

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Solution

The fourth proportional to 6,914.35, 10,369.60 and 1,915.52 is: 2,872.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,914.35 : 10,369.60 = 1,915.52 : x
  2. Step 2: Convert to fraction form
    6,914.35/10,369.60 = 1,915.52/x
  3. Step 3: Cross multiply
    6,914.35x = 10,369.60 × 1,915.52
  4. Step 4: Simplify right side
    6,914.35x = 19,863,176.19
  5. Step 5: Solve for x
    x = 19,863,176.19/6,914.35
  6. Step 6: Final answer
    x = 2,872.75

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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.