Home / 3,284.16-4,530-2,103.36

Finding the Fourth Proportional to 3,284.16, 4,530 and 2,103.36

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Solution

The fourth proportional to 3,284.16, 4,530 and 2,103.36 is: 2,901.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,284.16 : 4,530 = 2,103.36 : x
  2. Step 2: Convert to fraction form
    3,284.16/4,530 = 2,103.36/x
  3. Step 3: Cross multiply
    3,284.16x = 4,530 × 2,103.36
  4. Step 4: Simplify right side
    3,284.16x = 9,528,220.80
  5. Step 5: Solve for x
    x = 9,528,220.80/3,284.16
  6. Step 6: Final answer
    x = 2,901.27

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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.