Home / 2,762.24-3,811.59-1,583.28

Finding the Fourth Proportional to 2,762.24, 3,811.59 and 1,583.28

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Solution

The fourth proportional to 2,762.24, 3,811.59 and 1,583.28 is: 2,184.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,762.24 : 3,811.59 = 1,583.28 : x
  2. Step 2: Convert to fraction form
    2,762.24/3,811.59 = 1,583.28/x
  3. Step 3: Cross multiply
    2,762.24x = 3,811.59 × 1,583.28
  4. Step 4: Simplify right side
    2,762.24x = 6,034,814.22
  5. Step 5: Solve for x
    x = 6,034,814.22/2,762.24
  6. Step 6: Final answer
    x = 2,184.76

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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.