Home / 4,457.89-6,684.81-2,609.47

Finding the Fourth Proportional to 4,457.89, 6,684.81 and 2,609.47

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Solution

The fourth proportional to 4,457.89, 6,684.81 and 2,609.47 is: 3,913.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,457.89 : 6,684.81 = 2,609.47 : x
  2. Step 2: Convert to fraction form
    4,457.89/6,684.81 = 2,609.47/x
  3. Step 3: Cross multiply
    4,457.89x = 6,684.81 × 2,609.47
  4. Step 4: Simplify right side
    4,457.89x = 17,443,811.15
  5. Step 5: Solve for x
    x = 17,443,811.15/4,457.89
  6. Step 6: Final answer
    x = 3,913.02

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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.