Home / 3,322.85-4,585.47-1,830.90

Finding the Fourth Proportional to 3,322.85, 4,585.47 and 1,830.90

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Solution

The fourth proportional to 3,322.85, 4,585.47 and 1,830.90 is: 2,526.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,322.85 : 4,585.47 = 1,830.90 : x
  2. Step 2: Convert to fraction form
    3,322.85/4,585.47 = 1,830.90/x
  3. Step 3: Cross multiply
    3,322.85x = 4,585.47 × 1,830.90
  4. Step 4: Simplify right side
    3,322.85x = 8,395,548.49
  5. Step 5: Solve for x
    x = 8,395,548.49/3,322.85
  6. Step 6: Final answer
    x = 2,526.61

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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.