Home / 4,880-6,734.76-3,017.36

Finding the Fourth Proportional to 4,880, 6,734.76 and 3,017.36

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Solution

The fourth proportional to 4,880, 6,734.76 and 3,017.36 is: 4,164.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,880 : 6,734.76 = 3,017.36 : x
  2. Step 2: Convert to fraction form
    4,880/6,734.76 = 3,017.36/x
  3. Step 3: Cross multiply
    4,880x = 6,734.76 × 3,017.36
  4. Step 4: Simplify right side
    4,880x = 20,321,195.43
  5. Step 5: Solve for x
    x = 20,321,195.43/4,880
  6. Step 6: Final answer
    x = 4,164.18

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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.