Home / 2,235.04-3,352.60-936.40

Finding the Fourth Proportional to 2,235.04, 3,352.60 and 936.40

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Solution

The fourth proportional to 2,235.04, 3,352.60 and 936.40 is: 1,404.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,235.04 : 3,352.60 = 936.40 : x
  2. Step 2: Convert to fraction form
    2,235.04/3,352.60 = 936.40/x
  3. Step 3: Cross multiply
    2,235.04x = 3,352.60 × 936.40
  4. Step 4: Simplify right side
    2,235.04x = 3,139,374.64
  5. Step 5: Solve for x
    x = 3,139,374.64/2,235.04
  6. Step 6: Final answer
    x = 1,404.62

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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.