Home / 2,944.63-4,417.35-864.34

Finding the Fourth Proportional to 2,944.63, 4,417.35 and 864.34

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Solution

The fourth proportional to 2,944.63, 4,417.35 and 864.34 is: 1,296.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,944.63 : 4,417.35 = 864.34 : x
  2. Step 2: Convert to fraction form
    2,944.63/4,417.35 = 864.34/x
  3. Step 3: Cross multiply
    2,944.63x = 4,417.35 × 864.34
  4. Step 4: Simplify right side
    2,944.63x = 3,818,076.93
  5. Step 5: Solve for x
    x = 3,818,076.93/2,944.63
  6. Step 6: Final answer
    x = 1,296.63

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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.