Home / 3,029.47-4,539.07-1,857.02

Finding the Fourth Proportional to 3,029.47, 4,539.07 and 1,857.02

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Solution

The fourth proportional to 3,029.47, 4,539.07 and 1,857.02 is: 2,782.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,029.47 : 4,539.07 = 1,857.02 : x
  2. Step 2: Convert to fraction form
    3,029.47/4,539.07 = 1,857.02/x
  3. Step 3: Cross multiply
    3,029.47x = 4,539.07 × 1,857.02
  4. Step 4: Simplify right side
    3,029.47x = 8,429,143.77
  5. Step 5: Solve for x
    x = 8,429,143.77/3,029.47
  6. Step 6: Final answer
    x = 2,782.38

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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.