Home / 3,476.36-5,214.30-1,284.08

Finding the Fourth Proportional to 3,476.36, 5,214.30 and 1,284.08

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Solution

The fourth proportional to 3,476.36, 5,214.30 and 1,284.08 is: 1,926.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,476.36 : 5,214.30 = 1,284.08 : x
  2. Step 2: Convert to fraction form
    3,476.36/5,214.30 = 1,284.08/x
  3. Step 3: Cross multiply
    3,476.36x = 5,214.30 × 1,284.08
  4. Step 4: Simplify right side
    3,476.36x = 6,695,578.34
  5. Step 5: Solve for x
    x = 6,695,578.34/3,476.36
  6. Step 6: Final answer
    x = 1,926.03

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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.