Home / 2,295.10-3,438.23-1,371.40

Finding the Fourth Proportional to 2,295.10, 3,438.23 and 1,371.40

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Solution

The fourth proportional to 2,295.10, 3,438.23 and 1,371.40 is: 2,054.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,295.10 : 3,438.23 = 1,371.40 : x
  2. Step 2: Convert to fraction form
    2,295.10/3,438.23 = 1,371.40/x
  3. Step 3: Cross multiply
    2,295.10x = 3,438.23 × 1,371.40
  4. Step 4: Simplify right side
    2,295.10x = 4,715,188.62
  5. Step 5: Solve for x
    x = 4,715,188.62/2,295.10
  6. Step 6: Final answer
    x = 2,054.46

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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.