Home / 4,684.86-6,464.70-2,695.50

Finding the Fourth Proportional to 4,684.86, 6,464.70 and 2,695.50

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Solution

The fourth proportional to 4,684.86, 6,464.70 and 2,695.50 is: 3,719.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,684.86 : 6,464.70 = 2,695.50 : x
  2. Step 2: Convert to fraction form
    4,684.86/6,464.70 = 2,695.50/x
  3. Step 3: Cross multiply
    4,684.86x = 6,464.70 × 2,695.50
  4. Step 4: Simplify right side
    4,684.86x = 17,425,598.85
  5. Step 5: Solve for x
    x = 17,425,598.85/4,684.86
  6. Step 6: Final answer
    x = 3,719.56

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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.