Home / 3,873.76-5,346.96-2,632.48

Finding the Fourth Proportional to 3,873.76, 5,346.96 and 2,632.48

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Solution

The fourth proportional to 3,873.76, 5,346.96 and 2,632.48 is: 3,633.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,873.76 : 5,346.96 = 2,632.48 : x
  2. Step 2: Convert to fraction form
    3,873.76/5,346.96 = 2,632.48/x
  3. Step 3: Cross multiply
    3,873.76x = 5,346.96 × 2,632.48
  4. Step 4: Simplify right side
    3,873.76x = 14,075,765.26
  5. Step 5: Solve for x
    x = 14,075,765.26/3,873.76
  6. Step 6: Final answer
    x = 3,633.62

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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.