Home / 3,284.51-4,533.38-2,165.64

Finding the Fourth Proportional to 3,284.51, 4,533.38 and 2,165.64

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Solution

The fourth proportional to 3,284.51, 4,533.38 and 2,165.64 is: 2,989.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,284.51 : 4,533.38 = 2,165.64 : x
  2. Step 2: Convert to fraction form
    3,284.51/4,533.38 = 2,165.64/x
  3. Step 3: Cross multiply
    3,284.51x = 4,533.38 × 2,165.64
  4. Step 4: Simplify right side
    3,284.51x = 9,817,658.24
  5. Step 5: Solve for x
    x = 9,817,658.24/3,284.51
  6. Step 6: Final answer
    x = 2,989.08

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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.