Home / 3,479.36-4,800.46-2,152.60

Finding the Fourth Proportional to 3,479.36, 4,800.46 and 2,152.60

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Solution

The fourth proportional to 3,479.36, 4,800.46 and 2,152.60 is: 2,969.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,479.36 : 4,800.46 = 2,152.60 : x
  2. Step 2: Convert to fraction form
    3,479.36/4,800.46 = 2,152.60/x
  3. Step 3: Cross multiply
    3,479.36x = 4,800.46 × 2,152.60
  4. Step 4: Simplify right side
    3,479.36x = 10,333,470.20
  5. Step 5: Solve for x
    x = 10,333,470.20/3,479.36
  6. Step 6: Final answer
    x = 2,969.93

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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.