Home / 2,648.46-3,973.23-1,004.70

Finding the Fourth Proportional to 2,648.46, 3,973.23 and 1,004.70

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Solution

The fourth proportional to 2,648.46, 3,973.23 and 1,004.70 is: 1,507.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,648.46 : 3,973.23 = 1,004.70 : x
  2. Step 2: Convert to fraction form
    2,648.46/3,973.23 = 1,004.70/x
  3. Step 3: Cross multiply
    2,648.46x = 3,973.23 × 1,004.70
  4. Step 4: Simplify right side
    2,648.46x = 3,991,904.18
  5. Step 5: Solve for x
    x = 3,991,904.18/2,648.46
  6. Step 6: Final answer
    x = 1,507.25

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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.