Home / 2,484.58-3,428.13-1,489.94

Finding the Fourth Proportional to 2,484.58, 3,428.13 and 1,489.94

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Solution

The fourth proportional to 2,484.58, 3,428.13 and 1,489.94 is: 2,055.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,484.58 : 3,428.13 = 1,489.94 : x
  2. Step 2: Convert to fraction form
    2,484.58/3,428.13 = 1,489.94/x
  3. Step 3: Cross multiply
    2,484.58x = 3,428.13 × 1,489.94
  4. Step 4: Simplify right side
    2,484.58x = 5,107,708.01
  5. Step 5: Solve for x
    x = 5,107,708.01/2,484.58
  6. Step 6: Final answer
    x = 2,055.76

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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.