Home / 4,221.98-5,825.39-2,429.67

Finding the Fourth Proportional to 4,221.98, 5,825.39 and 2,429.67

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Solution

The fourth proportional to 4,221.98, 5,825.39 and 2,429.67 is: 3,352.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,221.98 : 5,825.39 = 2,429.67 : x
  2. Step 2: Convert to fraction form
    4,221.98/5,825.39 = 2,429.67/x
  3. Step 3: Cross multiply
    4,221.98x = 5,825.39 × 2,429.67
  4. Step 4: Simplify right side
    4,221.98x = 14,153,763.17
  5. Step 5: Solve for x
    x = 14,153,763.17/4,221.98
  6. Step 6: Final answer
    x = 3,352.40

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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.