Home / 10,915.44-16,359.45-4,668.10

Finding the Fourth Proportional to 10,915.44, 16,359.45 and 4,668.10

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Solution

The fourth proportional to 10,915.44, 16,359.45 and 4,668.10 is: 6,996.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,915.44 : 16,359.45 = 4,668.10 : x
  2. Step 2: Convert to fraction form
    10,915.44/16,359.45 = 4,668.10/x
  3. Step 3: Cross multiply
    10,915.44x = 16,359.45 × 4,668.10
  4. Step 4: Simplify right side
    10,915.44x = 76,367,548.55
  5. Step 5: Solve for x
    x = 76,367,548.55/10,915.44
  6. Step 6: Final answer
    x = 6,996.29

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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.