Home / 5,136.99-7,696.35-1,848.03

Finding the Fourth Proportional to 5,136.99, 7,696.35 and 1,848.03

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Solution

The fourth proportional to 5,136.99, 7,696.35 and 1,848.03 is: 2,768.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,136.99 : 7,696.35 = 1,848.03 : x
  2. Step 2: Convert to fraction form
    5,136.99/7,696.35 = 1,848.03/x
  3. Step 3: Cross multiply
    5,136.99x = 7,696.35 × 1,848.03
  4. Step 4: Simplify right side
    5,136.99x = 14,223,085.69
  5. Step 5: Solve for x
    x = 14,223,085.69/5,136.99
  6. Step 6: Final answer
    x = 2,768.76

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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.