Home / 6,579.71-9,077.09-3,925.58

Finding the Fourth Proportional to 6,579.71, 9,077.09 and 3,925.58

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Solution

The fourth proportional to 6,579.71, 9,077.09 and 3,925.58 is: 5,415.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,579.71 : 9,077.09 = 3,925.58 : x
  2. Step 2: Convert to fraction form
    6,579.71/9,077.09 = 3,925.58/x
  3. Step 3: Cross multiply
    6,579.71x = 9,077.09 × 3,925.58
  4. Step 4: Simplify right side
    6,579.71x = 35,632,851.09
  5. Step 5: Solve for x
    x = 35,632,851.09/6,579.71
  6. Step 6: Final answer
    x = 5,415.56

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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.