Home / 3,314.85-4,574.58-1,822.85

Finding the Fourth Proportional to 3,314.85, 4,574.58 and 1,822.85

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Solution

The fourth proportional to 3,314.85, 4,574.58 and 1,822.85 is: 2,515.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,314.85 : 4,574.58 = 1,822.85 : x
  2. Step 2: Convert to fraction form
    3,314.85/4,574.58 = 1,822.85/x
  3. Step 3: Cross multiply
    3,314.85x = 4,574.58 × 1,822.85
  4. Step 4: Simplify right side
    3,314.85x = 8,338,773.15
  5. Step 5: Solve for x
    x = 8,338,773.15/3,314.85
  6. Step 6: Final answer
    x = 2,515.58

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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.