Home / 4,418.48-6,619.82-2,953.18

Finding the Fourth Proportional to 4,418.48, 6,619.82 and 2,953.18

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Solution

The fourth proportional to 4,418.48, 6,619.82 and 2,953.18 is: 4,424.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,418.48 : 6,619.82 = 2,953.18 : x
  2. Step 2: Convert to fraction form
    4,418.48/6,619.82 = 2,953.18/x
  3. Step 3: Cross multiply
    4,418.48x = 6,619.82 × 2,953.18
  4. Step 4: Simplify right side
    4,418.48x = 19,549,520.03
  5. Step 5: Solve for x
    x = 19,549,520.03/4,418.48
  6. Step 6: Final answer
    x = 4,424.49

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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.