Home / 3,486.26-4,809.02-2,088.20

Finding the Fourth Proportional to 3,486.26, 4,809.02 and 2,088.20

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Solution

The fourth proportional to 3,486.26, 4,809.02 and 2,088.20 is: 2,880.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,486.26 : 4,809.02 = 2,088.20 : x
  2. Step 2: Convert to fraction form
    3,486.26/4,809.02 = 2,088.20/x
  3. Step 3: Cross multiply
    3,486.26x = 4,809.02 × 2,088.20
  4. Step 4: Simplify right side
    3,486.26x = 10,042,195.56
  5. Step 5: Solve for x
    x = 10,042,195.56/3,486.26
  6. Step 6: Final answer
    x = 2,880.51

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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.