Home / 4,689.11-6,470.84-2,564.57

Finding the Fourth Proportional to 4,689.11, 6,470.84 and 2,564.57

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Solution

The fourth proportional to 4,689.11, 6,470.84 and 2,564.57 is: 3,539.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,689.11 : 6,470.84 = 2,564.57 : x
  2. Step 2: Convert to fraction form
    4,689.11/6,470.84 = 2,564.57/x
  3. Step 3: Cross multiply
    4,689.11x = 6,470.84 × 2,564.57
  4. Step 4: Simplify right side
    4,689.11x = 16,594,922.14
  5. Step 5: Solve for x
    x = 16,594,922.14/4,689.11
  6. Step 6: Final answer
    x = 3,539.03

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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.