Home / 4,138.38-5,710.98-2,370.02

Finding the Fourth Proportional to 4,138.38, 5,710.98 and 2,370.02

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Solution

The fourth proportional to 4,138.38, 5,710.98 and 2,370.02 is: 3,270.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,138.38 : 5,710.98 = 2,370.02 : x
  2. Step 2: Convert to fraction form
    4,138.38/5,710.98 = 2,370.02/x
  3. Step 3: Cross multiply
    4,138.38x = 5,710.98 × 2,370.02
  4. Step 4: Simplify right side
    4,138.38x = 13,535,136.82
  5. Step 5: Solve for x
    x = 13,535,136.82/4,138.38
  6. Step 6: Final answer
    x = 3,270.64

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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.