Home / 6,129.07-8,458.05-3,476.45

Finding the Fourth Proportional to 6,129.07, 8,458.05 and 3,476.45

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Solution

The fourth proportional to 6,129.07, 8,458.05 and 3,476.45 is: 4,797.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,129.07 : 8,458.05 = 3,476.45 : x
  2. Step 2: Convert to fraction form
    6,129.07/8,458.05 = 3,476.45/x
  3. Step 3: Cross multiply
    6,129.07x = 8,458.05 × 3,476.45
  4. Step 4: Simplify right side
    6,129.07x = 29,404,022.10
  5. Step 5: Solve for x
    x = 29,404,022.10/6,129.07
  6. Step 6: Final answer
    x = 4,797.47

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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.