Home / 6,845.08-10,266.83-1,915.11

Finding the Fourth Proportional to 6,845.08, 10,266.83 and 1,915.11

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Solution

The fourth proportional to 6,845.08, 10,266.83 and 1,915.11 is: 2,872.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,845.08 : 10,266.83 = 1,915.11 : x
  2. Step 2: Convert to fraction form
    6,845.08/10,266.83 = 1,915.11/x
  3. Step 3: Cross multiply
    6,845.08x = 10,266.83 × 1,915.11
  4. Step 4: Simplify right side
    6,845.08x = 19,662,057.71
  5. Step 5: Solve for x
    x = 19,662,057.71/6,845.08
  6. Step 6: Final answer
    x = 2,872.44

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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.