Home / 2,110.39-2,915.30-1,523.99

Finding the Fourth Proportional to 2,110.39, 2,915.30 and 1,523.99

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Solution

The fourth proportional to 2,110.39, 2,915.30 and 1,523.99 is: 2,105.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,110.39 : 2,915.30 = 1,523.99 : x
  2. Step 2: Convert to fraction form
    2,110.39/2,915.30 = 1,523.99/x
  3. Step 3: Cross multiply
    2,110.39x = 2,915.30 × 1,523.99
  4. Step 4: Simplify right side
    2,110.39x = 4,442,899.15
  5. Step 5: Solve for x
    x = 4,442,899.15/2,110.39
  6. Step 6: Final answer
    x = 2,105.25

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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.