Home / 10,107.26-15,156.30-4,260.68

Finding the Fourth Proportional to 10,107.26, 15,156.30 and 4,260.68

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Solution

The fourth proportional to 10,107.26, 15,156.30 and 4,260.68 is: 6,389.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,107.26 : 15,156.30 = 4,260.68 : x
  2. Step 2: Convert to fraction form
    10,107.26/15,156.30 = 4,260.68/x
  3. Step 3: Cross multiply
    10,107.26x = 15,156.30 × 4,260.68
  4. Step 4: Simplify right side
    10,107.26x = 64,576,144.28
  5. Step 5: Solve for x
    x = 64,576,144.28/10,107.26
  6. Step 6: Final answer
    x = 6,389.09

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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.