Home / 4,730.50-7,093.40-2,756.78

Finding the Fourth Proportional to 4,730.50, 7,093.40 and 2,756.78

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Solution

The fourth proportional to 4,730.50, 7,093.40 and 2,756.78 is: 4,133.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,730.50 : 7,093.40 = 2,756.78 : x
  2. Step 2: Convert to fraction form
    4,730.50/7,093.40 = 2,756.78/x
  3. Step 3: Cross multiply
    4,730.50x = 7,093.40 × 2,756.78
  4. Step 4: Simplify right side
    4,730.50x = 19,554,943.25
  5. Step 5: Solve for x
    x = 19,554,943.25/4,730.50
  6. Step 6: Final answer
    x = 4,133.80

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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.