Home / 3,018.61-4,166.81-2,088.37

Finding the Fourth Proportional to 3,018.61, 4,166.81 and 2,088.37

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Solution

The fourth proportional to 3,018.61, 4,166.81 and 2,088.37 is: 2,882.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,018.61 : 4,166.81 = 2,088.37 : x
  2. Step 2: Convert to fraction form
    3,018.61/4,166.81 = 2,088.37/x
  3. Step 3: Cross multiply
    3,018.61x = 4,166.81 × 2,088.37
  4. Step 4: Simplify right side
    3,018.61x = 8,701,841.00
  5. Step 5: Solve for x
    x = 8,701,841.00/3,018.61
  6. Step 6: Final answer
    x = 2,882.73

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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.