Home / 2,939.58-4,407.21-2,533.50

Finding the Fourth Proportional to 2,939.58, 4,407.21 and 2,533.50

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Solution

The fourth proportional to 2,939.58, 4,407.21 and 2,533.50 is: 3,798.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,939.58 : 4,407.21 = 2,533.50 : x
  2. Step 2: Convert to fraction form
    2,939.58/4,407.21 = 2,533.50/x
  3. Step 3: Cross multiply
    2,939.58x = 4,407.21 × 2,533.50
  4. Step 4: Simplify right side
    2,939.58x = 11,165,666.54
  5. Step 5: Solve for x
    x = 11,165,666.54/2,939.58
  6. Step 6: Final answer
    x = 3,798.39

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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.