Home / 2,802.06-4,202.10-2,773.98

Finding the Fourth Proportional to 2,802.06, 4,202.10 and 2,773.98

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Solution

The fourth proportional to 2,802.06, 4,202.10 and 2,773.98 is: 4,159.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,802.06 : 4,202.10 = 2,773.98 : x
  2. Step 2: Convert to fraction form
    2,802.06/4,202.10 = 2,773.98/x
  3. Step 3: Cross multiply
    2,802.06x = 4,202.10 × 2,773.98
  4. Step 4: Simplify right side
    2,802.06x = 11,656,541.36
  5. Step 5: Solve for x
    x = 11,656,541.36/2,802.06
  6. Step 6: Final answer
    x = 4,159.99

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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.