Home / 2,802.49-4,203.63-1,136.56

Finding the Fourth Proportional to 2,802.49, 4,203.63 and 1,136.56

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Solution

The fourth proportional to 2,802.49, 4,203.63 and 1,136.56 is: 1,704.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,802.49 : 4,203.63 = 1,136.56 : x
  2. Step 2: Convert to fraction form
    2,802.49/4,203.63 = 1,136.56/x
  3. Step 3: Cross multiply
    2,802.49x = 4,203.63 × 1,136.56
  4. Step 4: Simplify right side
    2,802.49x = 4,777,677.71
  5. Step 5: Solve for x
    x = 4,777,677.71/2,802.49
  6. Step 6: Final answer
    x = 1,704.80

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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.