Home / 3,320.47-4,584.09-1,994.50

Finding the Fourth Proportional to 3,320.47, 4,584.09 and 1,994.50

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Solution

The fourth proportional to 3,320.47, 4,584.09 and 1,994.50 is: 2,753.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,320.47 : 4,584.09 = 1,994.50 : x
  2. Step 2: Convert to fraction form
    3,320.47/4,584.09 = 1,994.50/x
  3. Step 3: Cross multiply
    3,320.47x = 4,584.09 × 1,994.50
  4. Step 4: Simplify right side
    3,320.47x = 9,142,967.51
  5. Step 5: Solve for x
    x = 9,142,967.51/3,320.47
  6. Step 6: Final answer
    x = 2,753.52

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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.