Home / 2,363.08-3,261.06-1,431.56

Finding the Fourth Proportional to 2,363.08, 3,261.06 and 1,431.56

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Solution

The fourth proportional to 2,363.08, 3,261.06 and 1,431.56 is: 1,975.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,363.08 : 3,261.06 = 1,431.56 : x
  2. Step 2: Convert to fraction form
    2,363.08/3,261.06 = 1,431.56/x
  3. Step 3: Cross multiply
    2,363.08x = 3,261.06 × 1,431.56
  4. Step 4: Simplify right side
    2,363.08x = 4,668,403.05
  5. Step 5: Solve for x
    x = 4,668,403.05/2,363.08
  6. Step 6: Final answer
    x = 1,975.56

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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.