Home / 3,184.98-4,395.72-1,859.42

Finding the Fourth Proportional to 3,184.98, 4,395.72 and 1,859.42

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Solution

The fourth proportional to 3,184.98, 4,395.72 and 1,859.42 is: 2,566.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,184.98 : 4,395.72 = 1,859.42 : x
  2. Step 2: Convert to fraction form
    3,184.98/4,395.72 = 1,859.42/x
  3. Step 3: Cross multiply
    3,184.98x = 4,395.72 × 1,859.42
  4. Step 4: Simplify right side
    3,184.98x = 8,173,467.70
  5. Step 5: Solve for x
    x = 8,173,467.70/3,184.98
  6. Step 6: Final answer
    x = 2,566.25

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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.