Home / 4,291.98-6,438.33-1,369.50

Finding the Fourth Proportional to 4,291.98, 6,438.33 and 1,369.50

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Solution

The fourth proportional to 4,291.98, 6,438.33 and 1,369.50 is: 2,054.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,291.98 : 6,438.33 = 1,369.50 : x
  2. Step 2: Convert to fraction form
    4,291.98/6,438.33 = 1,369.50/x
  3. Step 3: Cross multiply
    4,291.98x = 6,438.33 × 1,369.50
  4. Step 4: Simplify right side
    4,291.98x = 8,817,292.94
  5. Step 5: Solve for x
    x = 8,817,292.94/4,291.98
  6. Step 6: Final answer
    x = 2,054.36

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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.