Home / 6,126.44-8,462.07-4,445.15

Finding the Fourth Proportional to 6,126.44, 8,462.07 and 4,445.15

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Solution

The fourth proportional to 6,126.44, 8,462.07 and 4,445.15 is: 6,139.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,126.44 : 8,462.07 = 4,445.15 : x
  2. Step 2: Convert to fraction form
    6,126.44/8,462.07 = 4,445.15/x
  3. Step 3: Cross multiply
    6,126.44x = 8,462.07 × 4,445.15
  4. Step 4: Simplify right side
    6,126.44x = 37,615,128.15
  5. Step 5: Solve for x
    x = 37,615,128.15/6,126.44
  6. Step 6: Final answer
    x = 6,139.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.