Home / 4,421.69-6,101.67-2,405.09

Finding the Fourth Proportional to 4,421.69, 6,101.67 and 2,405.09

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Solution

The fourth proportional to 4,421.69, 6,101.67 and 2,405.09 is: 3,318.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,421.69 : 6,101.67 = 2,405.09 : x
  2. Step 2: Convert to fraction form
    4,421.69/6,101.67 = 2,405.09/x
  3. Step 3: Cross multiply
    4,421.69x = 6,101.67 × 2,405.09
  4. Step 4: Simplify right side
    4,421.69x = 14,675,066.36
  5. Step 5: Solve for x
    x = 14,675,066.36/4,421.69
  6. Step 6: Final answer
    x = 3,318.88

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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.