Home / 10,199.10-15,289.26-3,963.26

Finding the Fourth Proportional to 10,199.10, 15,289.26 and 3,963.26

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Solution

The fourth proportional to 10,199.10, 15,289.26 and 3,963.26 is: 5,941.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,199.10 : 15,289.26 = 3,963.26 : x
  2. Step 2: Convert to fraction form
    10,199.10/15,289.26 = 3,963.26/x
  3. Step 3: Cross multiply
    10,199.10x = 15,289.26 × 3,963.26
  4. Step 4: Simplify right side
    10,199.10x = 60,595,312.59
  5. Step 5: Solve for x
    x = 60,595,312.59/10,199.10
  6. Step 6: Final answer
    x = 5,941.24

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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.