Home / 2,439.30-3,369.33-2,048.34

Finding the Fourth Proportional to 2,439.30, 3,369.33 and 2,048.34

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Solution

The fourth proportional to 2,439.30, 3,369.33 and 2,048.34 is: 2,829.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,439.30 : 3,369.33 = 2,048.34 : x
  2. Step 2: Convert to fraction form
    2,439.30/3,369.33 = 2,048.34/x
  3. Step 3: Cross multiply
    2,439.30x = 3,369.33 × 2,048.34
  4. Step 4: Simplify right side
    2,439.30x = 6,901,533.41
  5. Step 5: Solve for x
    x = 6,901,533.41/2,439.30
  6. Step 6: Final answer
    x = 2,829.31

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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.