Home / 2,842.94-4,263.95-2,018.72

Finding the Fourth Proportional to 2,842.94, 4,263.95 and 2,018.72

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Solution

The fourth proportional to 2,842.94, 4,263.95 and 2,018.72 is: 3,027.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,842.94 : 4,263.95 = 2,018.72 : x
  2. Step 2: Convert to fraction form
    2,842.94/4,263.95 = 2,018.72/x
  3. Step 3: Cross multiply
    2,842.94x = 4,263.95 × 2,018.72
  4. Step 4: Simplify right side
    2,842.94x = 8,607,711.05
  5. Step 5: Solve for x
    x = 8,607,711.05/2,842.94
  6. Step 6: Final answer
    x = 3,027.75

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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.