Home / 2,483.12-3,724.80-1,313.84

Finding the Fourth Proportional to 2,483.12, 3,724.80 and 1,313.84

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Solution

The fourth proportional to 2,483.12, 3,724.80 and 1,313.84 is: 1,970.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,483.12 : 3,724.80 = 1,313.84 : x
  2. Step 2: Convert to fraction form
    2,483.12/3,724.80 = 1,313.84/x
  3. Step 3: Cross multiply
    2,483.12x = 3,724.80 × 1,313.84
  4. Step 4: Simplify right side
    2,483.12x = 4,893,791.23
  5. Step 5: Solve for x
    x = 4,893,791.23/2,483.12
  6. Step 6: Final answer
    x = 1,970.82

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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.