Home / 2,829.51-4,243.50-1,074.47

Finding the Fourth Proportional to 2,829.51, 4,243.50 and 1,074.47

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Solution

The fourth proportional to 2,829.51, 4,243.50 and 1,074.47 is: 1,611.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,829.51 : 4,243.50 = 1,074.47 : x
  2. Step 2: Convert to fraction form
    2,829.51/4,243.50 = 1,074.47/x
  3. Step 3: Cross multiply
    2,829.51x = 4,243.50 × 1,074.47
  4. Step 4: Simplify right side
    2,829.51x = 4,559,492.23
  5. Step 5: Solve for x
    x = 4,559,492.23/2,829.51
  6. Step 6: Final answer
    x = 1,611.41

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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.