Home / 4,929.75-6,803.10-2,835.09

Finding the Fourth Proportional to 4,929.75, 6,803.10 and 2,835.09

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Solution

The fourth proportional to 4,929.75, 6,803.10 and 2,835.09 is: 3,912.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,929.75 : 6,803.10 = 2,835.09 : x
  2. Step 2: Convert to fraction form
    4,929.75/6,803.10 = 2,835.09/x
  3. Step 3: Cross multiply
    4,929.75x = 6,803.10 × 2,835.09
  4. Step 4: Simplify right side
    4,929.75x = 19,287,400.78
  5. Step 5: Solve for x
    x = 19,287,400.78/4,929.75
  6. Step 6: Final answer
    x = 3,912.45

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1.5x scale

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.