Home / 3,267.07-4,511.54-2,090.21

Finding the Fourth Proportional to 3,267.07, 4,511.54 and 2,090.21

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Solution

The fourth proportional to 3,267.07, 4,511.54 and 2,090.21 is: 2,886.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,267.07 : 4,511.54 = 2,090.21 : x
  2. Step 2: Convert to fraction form
    3,267.07/4,511.54 = 2,090.21/x
  3. Step 3: Cross multiply
    3,267.07x = 4,511.54 × 2,090.21
  4. Step 4: Simplify right side
    3,267.07x = 9,430,048.69
  5. Step 5: Solve for x
    x = 9,430,048.69/3,267.07
  6. Step 6: Final answer
    x = 2,886.40

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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.