Home / 2,048.30-3,073.53-1,228.22

Finding the Fourth Proportional to 2,048.30, 3,073.53 and 1,228.22

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Solution

The fourth proportional to 2,048.30, 3,073.53 and 1,228.22 is: 1,842.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,048.30 : 3,073.53 = 1,228.22 : x
  2. Step 2: Convert to fraction form
    2,048.30/3,073.53 = 1,228.22/x
  3. Step 3: Cross multiply
    2,048.30x = 3,073.53 × 1,228.22
  4. Step 4: Simplify right side
    2,048.30x = 3,774,971.02
  5. Step 5: Solve for x
    x = 3,774,971.02/2,048.30
  6. Step 6: Final answer
    x = 1,842.98

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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.