Home / 2,421.99-3,341.89-1,626.46

Finding the Fourth Proportional to 2,421.99, 3,341.89 and 1,626.46

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Solution

The fourth proportional to 2,421.99, 3,341.89 and 1,626.46 is: 2,244.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,421.99 : 3,341.89 = 1,626.46 : x
  2. Step 2: Convert to fraction form
    2,421.99/3,341.89 = 1,626.46/x
  3. Step 3: Cross multiply
    2,421.99x = 3,341.89 × 1,626.46
  4. Step 4: Simplify right side
    2,421.99x = 5,435,450.41
  5. Step 5: Solve for x
    x = 5,435,450.41/2,421.99
  6. Step 6: Final answer
    x = 2,244.21

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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.