Home / 4,841.24-7,264.49-1,921.60

Finding the Fourth Proportional to 4,841.24, 7,264.49 and 1,921.60

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Solution

The fourth proportional to 4,841.24, 7,264.49 and 1,921.60 is: 2,883.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,841.24 : 7,264.49 = 1,921.60 : x
  2. Step 2: Convert to fraction form
    4,841.24/7,264.49 = 1,921.60/x
  3. Step 3: Cross multiply
    4,841.24x = 7,264.49 × 1,921.60
  4. Step 4: Simplify right side
    4,841.24x = 13,959,443.98
  5. Step 5: Solve for x
    x = 13,959,443.98/4,841.24
  6. Step 6: Final answer
    x = 2,883.44

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1.5x scale

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.