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Finding the Fourth Proportional to 2,898.71, 4,349.46 and 1,437.54

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Solution

The fourth proportional to 2,898.71, 4,349.46 and 1,437.54 is: 2,157.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,898.71 : 4,349.46 = 1,437.54 : x
  2. Step 2: Convert to fraction form
    2,898.71/4,349.46 = 1,437.54/x
  3. Step 3: Cross multiply
    2,898.71x = 4,349.46 × 1,437.54
  4. Step 4: Simplify right side
    2,898.71x = 6,252,522.73
  5. Step 5: Solve for x
    x = 6,252,522.73/2,898.71
  6. Step 6: Final answer
    x = 2,157.01

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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.