Home / 4,756.46-7,135.17-1,636.72

Finding the Fourth Proportional to 4,756.46, 7,135.17 and 1,636.72

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Solution

The fourth proportional to 4,756.46, 7,135.17 and 1,636.72 is: 2,455.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,756.46 : 7,135.17 = 1,636.72 : x
  2. Step 2: Convert to fraction form
    4,756.46/7,135.17 = 1,636.72/x
  3. Step 3: Cross multiply
    4,756.46x = 7,135.17 × 1,636.72
  4. Step 4: Simplify right side
    4,756.46x = 11,678,275.44
  5. Step 5: Solve for x
    x = 11,678,275.44/4,756.46
  6. Step 6: Final answer
    x = 2,455.25

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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.