Home / 2,218.53-3,056.40-1,824.87

Finding the Fourth Proportional to 2,218.53, 3,056.40 and 1,824.87

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Solution

The fourth proportional to 2,218.53, 3,056.40 and 1,824.87 is: 2,514.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,218.53 : 3,056.40 = 1,824.87 : x
  2. Step 2: Convert to fraction form
    2,218.53/3,056.40 = 1,824.87/x
  3. Step 3: Cross multiply
    2,218.53x = 3,056.40 × 1,824.87
  4. Step 4: Simplify right side
    2,218.53x = 5,577,532.67
  5. Step 5: Solve for x
    x = 5,577,532.67/2,218.53
  6. Step 6: Final answer
    x = 2,514.07

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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.