Home / 4,240.55-6,358.25-1,900.12

Finding the Fourth Proportional to 4,240.55, 6,358.25 and 1,900.12

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Solution

The fourth proportional to 4,240.55, 6,358.25 and 1,900.12 is: 2,849.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,240.55 : 6,358.25 = 1,900.12 : x
  2. Step 2: Convert to fraction form
    4,240.55/6,358.25 = 1,900.12/x
  3. Step 3: Cross multiply
    4,240.55x = 6,358.25 × 1,900.12
  4. Step 4: Simplify right side
    4,240.55x = 12,081,437.99
  5. Step 5: Solve for x
    x = 12,081,437.99/4,240.55
  6. Step 6: Final answer
    x = 2,849.03

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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.