Home / 4,735.74-7,102.46-2,101.80

Finding the Fourth Proportional to 4,735.74, 7,102.46 and 2,101.80

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Solution

The fourth proportional to 4,735.74, 7,102.46 and 2,101.80 is: 3,152.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,735.74 : 7,102.46 = 2,101.80 : x
  2. Step 2: Convert to fraction form
    4,735.74/7,102.46 = 2,101.80/x
  3. Step 3: Cross multiply
    4,735.74x = 7,102.46 × 2,101.80
  4. Step 4: Simplify right side
    4,735.74x = 14,927,950.43
  5. Step 5: Solve for x
    x = 14,927,950.43/4,735.74
  6. Step 6: Final answer
    x = 3,152.19

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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.