Home / 4,565.60-6,850.02-3,118.40

Finding the Fourth Proportional to 4,565.60, 6,850.02 and 3,118.40

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Solution

The fourth proportional to 4,565.60, 6,850.02 and 3,118.40 is: 4,678.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,565.60 : 6,850.02 = 3,118.40 : x
  2. Step 2: Convert to fraction form
    4,565.60/6,850.02 = 3,118.40/x
  3. Step 3: Cross multiply
    4,565.60x = 6,850.02 × 3,118.40
  4. Step 4: Simplify right side
    4,565.60x = 21,361,102.37
  5. Step 5: Solve for x
    x = 21,361,102.37/4,565.60
  6. Step 6: Final answer
    x = 4,678.71

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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.