Home / 4,941.44-7,415.38-1,821.48

Finding the Fourth Proportional to 4,941.44, 7,415.38 and 1,821.48

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Solution

The fourth proportional to 4,941.44, 7,415.38 and 1,821.48 is: 2,733.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,941.44 : 7,415.38 = 1,821.48 : x
  2. Step 2: Convert to fraction form
    4,941.44/7,415.38 = 1,821.48/x
  3. Step 3: Cross multiply
    4,941.44x = 7,415.38 × 1,821.48
  4. Step 4: Simplify right side
    4,941.44x = 13,506,966.36
  5. Step 5: Solve for x
    x = 13,506,966.36/4,941.44
  6. Step 6: Final answer
    x = 2,733.41

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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.