Home / 4,209.36-5,808.96-2,440.32

Finding the Fourth Proportional to 4,209.36, 5,808.96 and 2,440.32

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Solution

The fourth proportional to 4,209.36, 5,808.96 and 2,440.32 is: 3,367.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,209.36 : 5,808.96 = 2,440.32 : x
  2. Step 2: Convert to fraction form
    4,209.36/5,808.96 = 2,440.32/x
  3. Step 3: Cross multiply
    4,209.36x = 5,808.96 × 2,440.32
  4. Step 4: Simplify right side
    4,209.36x = 14,175,721.27
  5. Step 5: Solve for x
    x = 14,175,721.27/4,209.36
  6. Step 6: Final answer
    x = 3,367.67

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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.