Home / 3,491.00-4,812.63-2,776.58

Finding the Fourth Proportional to 3,491.00, 4,812.63 and 2,776.58

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Solution

The fourth proportional to 3,491.00, 4,812.63 and 2,776.58 is: 3,827.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,491.00 : 4,812.63 = 2,776.58 : x
  2. Step 2: Convert to fraction form
    3,491.00/4,812.63 = 2,776.58/x
  3. Step 3: Cross multiply
    3,491.00x = 4,812.63 × 2,776.58
  4. Step 4: Simplify right side
    3,491.00x = 13,362,653.82
  5. Step 5: Solve for x
    x = 13,362,653.82/3,491.00
  6. Step 6: Final answer
    x = 3,827.74

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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.