Home / 2,898.09-4,344.74-1,438.27

Finding the Fourth Proportional to 2,898.09, 4,344.74 and 1,438.27

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Solution

The fourth proportional to 2,898.09, 4,344.74 and 1,438.27 is: 2,156.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,898.09 : 4,344.74 = 1,438.27 : x
  2. Step 2: Convert to fraction form
    2,898.09/4,344.74 = 1,438.27/x
  3. Step 3: Cross multiply
    2,898.09x = 4,344.74 × 1,438.27
  4. Step 4: Simplify right side
    2,898.09x = 6,248,909.20
  5. Step 5: Solve for x
    x = 6,248,909.20/2,898.09
  6. Step 6: Final answer
    x = 2,156.22

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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.