Home / 2,848.70-4,275.21-1,922.06

Finding the Fourth Proportional to 2,848.70, 4,275.21 and 1,922.06

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Solution

The fourth proportional to 2,848.70, 4,275.21 and 1,922.06 is: 2,884.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,848.70 : 4,275.21 = 1,922.06 : x
  2. Step 2: Convert to fraction form
    2,848.70/4,275.21 = 1,922.06/x
  3. Step 3: Cross multiply
    2,848.70x = 4,275.21 × 1,922.06
  4. Step 4: Simplify right side
    2,848.70x = 8,217,210.13
  5. Step 5: Solve for x
    x = 8,217,210.13/2,848.70
  6. Step 6: Final answer
    x = 2,884.55

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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.