Home / 3,612.07-4,984.75-2,018.67

Finding the Fourth Proportional to 3,612.07, 4,984.75 and 2,018.67

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Solution

The fourth proportional to 3,612.07, 4,984.75 and 2,018.67 is: 2,785.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,612.07 : 4,984.75 = 2,018.67 : x
  2. Step 2: Convert to fraction form
    3,612.07/4,984.75 = 2,018.67/x
  3. Step 3: Cross multiply
    3,612.07x = 4,984.75 × 2,018.67
  4. Step 4: Simplify right side
    3,612.07x = 10,062,565.28
  5. Step 5: Solve for x
    x = 10,062,565.28/3,612.07
  6. Step 6: Final answer
    x = 2,785.82

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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.