Home / 4,668.09-6,999.84-2,915.43

Finding the Fourth Proportional to 4,668.09, 6,999.84 and 2,915.43

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Solution

The fourth proportional to 4,668.09, 6,999.84 and 2,915.43 is: 4,371.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,668.09 : 6,999.84 = 2,915.43 : x
  2. Step 2: Convert to fraction form
    4,668.09/6,999.84 = 2,915.43/x
  3. Step 3: Cross multiply
    4,668.09x = 6,999.84 × 2,915.43
  4. Step 4: Simplify right side
    4,668.09x = 20,407,543.53
  5. Step 5: Solve for x
    x = 20,407,543.53/4,668.09
  6. Step 6: Final answer
    x = 4,371.71

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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.