Home / 3,388.07-4,675.51-1,895.98

Finding the Fourth Proportional to 3,388.07, 4,675.51 and 1,895.98

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Solution

The fourth proportional to 3,388.07, 4,675.51 and 1,895.98 is: 2,616.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,388.07 : 4,675.51 = 1,895.98 : x
  2. Step 2: Convert to fraction form
    3,388.07/4,675.51 = 1,895.98/x
  3. Step 3: Cross multiply
    3,388.07x = 4,675.51 × 1,895.98
  4. Step 4: Simplify right side
    3,388.07x = 8,864,673.45
  5. Step 5: Solve for x
    x = 8,864,673.45/3,388.07
  6. Step 6: Final answer
    x = 2,616.44

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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.