Home / 4,382.88-6,048.96-2,811.36

Finding the Fourth Proportional to 4,382.88, 6,048.96 and 2,811.36

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Solution

The fourth proportional to 4,382.88, 6,048.96 and 2,811.36 is: 3,880.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,382.88 : 6,048.96 = 2,811.36 : x
  2. Step 2: Convert to fraction form
    4,382.88/6,048.96 = 2,811.36/x
  3. Step 3: Cross multiply
    4,382.88x = 6,048.96 × 2,811.36
  4. Step 4: Simplify right side
    4,382.88x = 17,005,804.19
  5. Step 5: Solve for x
    x = 17,005,804.19/4,382.88
  6. Step 6: Final answer
    x = 3,880.05

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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.