Home / 3,324.45-4,587.60-1,907.16

Finding the Fourth Proportional to 3,324.45, 4,587.60 and 1,907.16

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Solution

The fourth proportional to 3,324.45, 4,587.60 and 1,907.16 is: 2,631.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,324.45 : 4,587.60 = 1,907.16 : x
  2. Step 2: Convert to fraction form
    3,324.45/4,587.60 = 1,907.16/x
  3. Step 3: Cross multiply
    3,324.45x = 4,587.60 × 1,907.16
  4. Step 4: Simplify right side
    3,324.45x = 8,749,287.22
  5. Step 5: Solve for x
    x = 8,749,287.22/3,324.45
  6. Step 6: Final answer
    x = 2,631.80

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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.