Home / 4,011.48-6,018.18-1,238.13

Finding the Fourth Proportional to 4,011.48, 6,018.18 and 1,238.13

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Solution

The fourth proportional to 4,011.48, 6,018.18 and 1,238.13 is: 1,857.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,011.48 : 6,018.18 = 1,238.13 : x
  2. Step 2: Convert to fraction form
    4,011.48/6,018.18 = 1,238.13/x
  3. Step 3: Cross multiply
    4,011.48x = 6,018.18 × 1,238.13
  4. Step 4: Simplify right side
    4,011.48x = 7,451,289.20
  5. Step 5: Solve for x
    x = 7,451,289.20/4,011.48
  6. Step 6: Final answer
    x = 1,857.49

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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.