Home / 4,900.58-6,762.93-2,805.38

Finding the Fourth Proportional to 4,900.58, 6,762.93 and 2,805.38

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Solution

The fourth proportional to 4,900.58, 6,762.93 and 2,805.38 is: 3,871.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,900.58 : 6,762.93 = 2,805.38 : x
  2. Step 2: Convert to fraction form
    4,900.58/6,762.93 = 2,805.38/x
  3. Step 3: Cross multiply
    4,900.58x = 6,762.93 × 2,805.38
  4. Step 4: Simplify right side
    4,900.58x = 18,972,588.56
  5. Step 5: Solve for x
    x = 18,972,588.56/4,900.58
  6. Step 6: Final answer
    x = 3,871.50

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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.