Home / 4,900.66-6,762.80-2,776.02

Finding the Fourth Proportional to 4,900.66, 6,762.80 and 2,776.02

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Solution

The fourth proportional to 4,900.66, 6,762.80 and 2,776.02 is: 3,830.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,900.66 : 6,762.80 = 2,776.02 : x
  2. Step 2: Convert to fraction form
    4,900.66/6,762.80 = 2,776.02/x
  3. Step 3: Cross multiply
    4,900.66x = 6,762.80 × 2,776.02
  4. Step 4: Simplify right side
    4,900.66x = 18,773,668.06
  5. Step 5: Solve for x
    x = 18,773,668.06/4,900.66
  6. Step 6: Final answer
    x = 3,830.84

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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.