Home / 4,158.49-5,739.74-2,739.67

Finding the Fourth Proportional to 4,158.49, 5,739.74 and 2,739.67

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Solution

The fourth proportional to 4,158.49, 5,739.74 and 2,739.67 is: 3,781.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,158.49 : 5,739.74 = 2,739.67 : x
  2. Step 2: Convert to fraction form
    4,158.49/5,739.74 = 2,739.67/x
  3. Step 3: Cross multiply
    4,158.49x = 5,739.74 × 2,739.67
  4. Step 4: Simplify right side
    4,158.49x = 15,725,000.29
  5. Step 5: Solve for x
    x = 15,725,000.29/4,158.49
  6. Step 6: Final answer
    x = 3,781.42

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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.