Home / 4,680.65-6,453.46-2,999.29

Finding the Fourth Proportional to 4,680.65, 6,453.46 and 2,999.29

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Solution

The fourth proportional to 4,680.65, 6,453.46 and 2,999.29 is: 4,135.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,680.65 : 6,453.46 = 2,999.29 : x
  2. Step 2: Convert to fraction form
    4,680.65/6,453.46 = 2,999.29/x
  3. Step 3: Cross multiply
    4,680.65x = 6,453.46 × 2,999.29
  4. Step 4: Simplify right side
    4,680.65x = 19,355,783.05
  5. Step 5: Solve for x
    x = 19,355,783.05/4,680.65
  6. Step 6: Final answer
    x = 4,135.28

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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.