Home / 4,880.60-6,735.19-2,892.11

Finding the Fourth Proportional to 4,880.60, 6,735.19 and 2,892.11

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Solution

The fourth proportional to 4,880.60, 6,735.19 and 2,892.11 is: 3,991.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,880.60 : 6,735.19 = 2,892.11 : x
  2. Step 2: Convert to fraction form
    4,880.60/6,735.19 = 2,892.11/x
  3. Step 3: Cross multiply
    4,880.60x = 6,735.19 × 2,892.11
  4. Step 4: Simplify right side
    4,880.60x = 19,478,869.44
  5. Step 5: Solve for x
    x = 19,478,869.44/4,880.60
  6. Step 6: Final answer
    x = 3,991.08

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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.