Home / 4,880.21-7,320.31-2,284.97

Finding the Fourth Proportional to 4,880.21, 7,320.31 and 2,284.97

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Solution

The fourth proportional to 4,880.21, 7,320.31 and 2,284.97 is: 3,427.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,880.21 : 7,320.31 = 2,284.97 : x
  2. Step 2: Convert to fraction form
    4,880.21/7,320.31 = 2,284.97/x
  3. Step 3: Cross multiply
    4,880.21x = 7,320.31 × 2,284.97
  4. Step 4: Simplify right side
    4,880.21x = 16,726,646.43
  5. Step 5: Solve for x
    x = 16,726,646.43/4,880.21
  6. Step 6: Final answer
    x = 3,427.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.