Home / 4,585.28-6,886-3,415.60

Finding the Fourth Proportional to 4,585.28, 6,886 and 3,415.60

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Solution

The fourth proportional to 4,585.28, 6,886 and 3,415.60 is: 5,129.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,585.28 : 6,886 = 3,415.60 : x
  2. Step 2: Convert to fraction form
    4,585.28/6,886 = 3,415.60/x
  3. Step 3: Cross multiply
    4,585.28x = 6,886 × 3,415.60
  4. Step 4: Simplify right side
    4,585.28x = 23,519,821.60
  5. Step 5: Solve for x
    x = 23,519,821.60/4,585.28
  6. Step 6: Final answer
    x = 5,129.42

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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.