Home / 3,314.20-4,573.48-1,822.11

Finding the Fourth Proportional to 3,314.20, 4,573.48 and 1,822.11

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Solution

The fourth proportional to 3,314.20, 4,573.48 and 1,822.11 is: 2,514.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,314.20 : 4,573.48 = 1,822.11 : x
  2. Step 2: Convert to fraction form
    3,314.20/4,573.48 = 1,822.11/x
  3. Step 3: Cross multiply
    3,314.20x = 4,573.48 × 1,822.11
  4. Step 4: Simplify right side
    3,314.20x = 8,333,382.48
  5. Step 5: Solve for x
    x = 8,333,382.48/3,314.20
  6. Step 6: Final answer
    x = 2,514.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.