Home / 4,668.28-6,445.38-2,902.60

Finding the Fourth Proportional to 4,668.28, 6,445.38 and 2,902.60

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Solution

The fourth proportional to 4,668.28, 6,445.38 and 2,902.60 is: 4,007.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,668.28 : 6,445.38 = 2,902.60 : x
  2. Step 2: Convert to fraction form
    4,668.28/6,445.38 = 2,902.60/x
  3. Step 3: Cross multiply
    4,668.28x = 6,445.38 × 2,902.60
  4. Step 4: Simplify right side
    4,668.28x = 18,708,359.99
  5. Step 5: Solve for x
    x = 18,708,359.99/4,668.28
  6. Step 6: Final answer
    x = 4,007.55

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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.