Home / 3,510.22-4,844.36-2,018.61

Finding the Fourth Proportional to 3,510.22, 4,844.36 and 2,018.61

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Solution

The fourth proportional to 3,510.22, 4,844.36 and 2,018.61 is: 2,785.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,510.22 : 4,844.36 = 2,018.61 : x
  2. Step 2: Convert to fraction form
    3,510.22/4,844.36 = 2,018.61/x
  3. Step 3: Cross multiply
    3,510.22x = 4,844.36 × 2,018.61
  4. Step 4: Simplify right side
    3,510.22x = 9,778,846.79
  5. Step 5: Solve for x
    x = 9,778,846.79/3,510.22
  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.