Home / 2,441.24-3,663.22-2,421.40

Finding the Fourth Proportional to 2,441.24, 3,663.22 and 2,421.40

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Solution

The fourth proportional to 2,441.24, 3,663.22 and 2,421.40 is: 3,633.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,441.24 : 3,663.22 = 2,421.40 : x
  2. Step 2: Convert to fraction form
    2,441.24/3,663.22 = 2,421.40/x
  3. Step 3: Cross multiply
    2,441.24x = 3,663.22 × 2,421.40
  4. Step 4: Simplify right side
    2,441.24x = 8,870,120.91
  5. Step 5: Solve for x
    x = 8,870,120.91/2,441.24
  6. Step 6: Final answer
    x = 3,633.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.