Home / 10,170.96-15,256.44-4,323.48

Finding the Fourth Proportional to 10,170.96, 15,256.44 and 4,323.48

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Solution

The fourth proportional to 10,170.96, 15,256.44 and 4,323.48 is: 6,485.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,170.96 : 15,256.44 = 4,323.48 : x
  2. Step 2: Convert to fraction form
    10,170.96/15,256.44 = 4,323.48/x
  3. Step 3: Cross multiply
    10,170.96x = 15,256.44 × 4,323.48
  4. Step 4: Simplify right side
    10,170.96x = 65,960,913.21
  5. Step 5: Solve for x
    x = 65,960,913.21/10,170.96
  6. Step 6: Final answer
    x = 6,485.22

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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.