Home / 3,025.74-4,537.52-1,640.10

Finding the Fourth Proportional to 3,025.74, 4,537.52 and 1,640.10

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Solution

The fourth proportional to 3,025.74, 4,537.52 and 1,640.10 is: 2,459.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,025.74 : 4,537.52 = 1,640.10 : x
  2. Step 2: Convert to fraction form
    3,025.74/4,537.52 = 1,640.10/x
  3. Step 3: Cross multiply
    3,025.74x = 4,537.52 × 1,640.10
  4. Step 4: Simplify right side
    3,025.74x = 7,441,986.55
  5. Step 5: Solve for x
    x = 7,441,986.55/3,025.74
  6. Step 6: Final answer
    x = 2,459.56

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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.