Home / 3,895.58-5,375.43-2,403.16

Finding the Fourth Proportional to 3,895.58, 5,375.43 and 2,403.16

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Solution

The fourth proportional to 3,895.58, 5,375.43 and 2,403.16 is: 3,316.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,895.58 : 5,375.43 = 2,403.16 : x
  2. Step 2: Convert to fraction form
    3,895.58/5,375.43 = 2,403.16/x
  3. Step 3: Cross multiply
    3,895.58x = 5,375.43 × 2,403.16
  4. Step 4: Simplify right side
    3,895.58x = 12,918,018.36
  5. Step 5: Solve for x
    x = 12,918,018.36/3,895.58
  6. Step 6: Final answer
    x = 3,316.07

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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.