Home / 3,582.50-4,945.54-2,389.48

Finding the Fourth Proportional to 3,582.50, 4,945.54 and 2,389.48

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Solution

The fourth proportional to 3,582.50, 4,945.54 and 2,389.48 is: 3,298.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,582.50 : 4,945.54 = 2,389.48 : x
  2. Step 2: Convert to fraction form
    3,582.50/4,945.54 = 2,389.48/x
  3. Step 3: Cross multiply
    3,582.50x = 4,945.54 × 2,389.48
  4. Step 4: Simplify right side
    3,582.50x = 11,817,268.92
  5. Step 5: Solve for x
    x = 11,817,268.92/3,582.50
  6. Step 6: Final answer
    x = 3,298.61

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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.