Home / 4,290.32-6,436.09-1,950.30

Finding the Fourth Proportional to 4,290.32, 6,436.09 and 1,950.30

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Solution

The fourth proportional to 4,290.32, 6,436.09 and 1,950.30 is: 2,925.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,290.32 : 6,436.09 = 1,950.30 : x
  2. Step 2: Convert to fraction form
    4,290.32/6,436.09 = 1,950.30/x
  3. Step 3: Cross multiply
    4,290.32x = 6,436.09 × 1,950.30
  4. Step 4: Simplify right side
    4,290.32x = 12,552,306.33
  5. Step 5: Solve for x
    x = 12,552,306.33/4,290.32
  6. Step 6: Final answer
    x = 2,925.73

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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.