Home / 3,235.85-4,465.45-1,838.60

Finding the Fourth Proportional to 3,235.85, 4,465.45 and 1,838.60

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Solution

The fourth proportional to 3,235.85, 4,465.45 and 1,838.60 is: 2,537.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,235.85 : 4,465.45 = 1,838.60 : x
  2. Step 2: Convert to fraction form
    3,235.85/4,465.45 = 1,838.60/x
  3. Step 3: Cross multiply
    3,235.85x = 4,465.45 × 1,838.60
  4. Step 4: Simplify right side
    3,235.85x = 8,210,176.37
  5. Step 5: Solve for x
    x = 8,210,176.37/3,235.85
  6. Step 6: Final answer
    x = 2,537.25

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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.