Home / 2,825.48-4,238.12-1,070.41

Finding the Fourth Proportional to 2,825.48, 4,238.12 and 1,070.41

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Solution

The fourth proportional to 2,825.48, 4,238.12 and 1,070.41 is: 1,605.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,825.48 : 4,238.12 = 1,070.41 : x
  2. Step 2: Convert to fraction form
    2,825.48/4,238.12 = 1,070.41/x
  3. Step 3: Cross multiply
    2,825.48x = 4,238.12 × 1,070.41
  4. Step 4: Simplify right side
    2,825.48x = 4,536,526.03
  5. Step 5: Solve for x
    x = 4,536,526.03/2,825.48
  6. Step 6: Final answer
    x = 1,605.58

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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.