Home / 2,887.64-4,323.92-1,897.34

Finding the Fourth Proportional to 2,887.64, 4,323.92 and 1,897.34

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Solution

The fourth proportional to 2,887.64, 4,323.92 and 1,897.34 is: 2,841.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,887.64 : 4,323.92 = 1,897.34 : x
  2. Step 2: Convert to fraction form
    2,887.64/4,323.92 = 1,897.34/x
  3. Step 3: Cross multiply
    2,887.64x = 4,323.92 × 1,897.34
  4. Step 4: Simplify right side
    2,887.64x = 8,203,946.37
  5. Step 5: Solve for x
    x = 8,203,946.37/2,887.64
  6. Step 6: Final answer
    x = 2,841.06

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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.