Home / 3,048.59-4,204.42-1,985.95

Finding the Fourth Proportional to 3,048.59, 4,204.42 and 1,985.95

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Solution

The fourth proportional to 3,048.59, 4,204.42 and 1,985.95 is: 2,738.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,048.59 : 4,204.42 = 1,985.95 : x
  2. Step 2: Convert to fraction form
    3,048.59/4,204.42 = 1,985.95/x
  3. Step 3: Cross multiply
    3,048.59x = 4,204.42 × 1,985.95
  4. Step 4: Simplify right side
    3,048.59x = 8,349,779.80
  5. Step 5: Solve for x
    x = 8,349,779.80/3,048.59
  6. Step 6: Final answer
    x = 2,738.90

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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.