Home / 2,897.46-4,346.64-1,436.70

Finding the Fourth Proportional to 2,897.46, 4,346.64 and 1,436.70

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Solution

The fourth proportional to 2,897.46, 4,346.64 and 1,436.70 is: 2,155.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,897.46 : 4,346.64 = 1,436.70 : x
  2. Step 2: Convert to fraction form
    2,897.46/4,346.64 = 1,436.70/x
  3. Step 3: Cross multiply
    2,897.46x = 4,346.64 × 1,436.70
  4. Step 4: Simplify right side
    2,897.46x = 6,244,817.69
  5. Step 5: Solve for x
    x = 6,244,817.69/2,897.46
  6. Step 6: Final answer
    x = 2,155.27

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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.