Home / 4,871.28-7,309.80-1,795.44

Finding the Fourth Proportional to 4,871.28, 7,309.80 and 1,795.44

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Solution

The fourth proportional to 4,871.28, 7,309.80 and 1,795.44 is: 2,694.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,871.28 : 7,309.80 = 1,795.44 : x
  2. Step 2: Convert to fraction form
    4,871.28/7,309.80 = 1,795.44/x
  3. Step 3: Cross multiply
    4,871.28x = 7,309.80 × 1,795.44
  4. Step 4: Simplify right side
    4,871.28x = 13,124,307.31
  5. Step 5: Solve for x
    x = 13,124,307.31/4,871.28
  6. Step 6: Final answer
    x = 2,694.22

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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.