Home / 6,129.09-8,462.16-4,246.45

Finding the Fourth Proportional to 6,129.09, 8,462.16 and 4,246.45

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Solution

The fourth proportional to 6,129.09, 8,462.16 and 4,246.45 is: 5,862.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,129.09 : 8,462.16 = 4,246.45 : x
  2. Step 2: Convert to fraction form
    6,129.09/8,462.16 = 4,246.45/x
  3. Step 3: Cross multiply
    6,129.09x = 8,462.16 × 4,246.45
  4. Step 4: Simplify right side
    6,129.09x = 35,934,139.33
  5. Step 5: Solve for x
    x = 35,934,139.33/6,129.09
  6. Step 6: Final answer
    x = 5,862.88

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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.