Home / 6,292.89-9,438.27-1,909.29

Finding the Fourth Proportional to 6,292.89, 9,438.27 and 1,909.29

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Solution

The fourth proportional to 6,292.89, 9,438.27 and 1,909.29 is: 2,863.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,292.89 : 9,438.27 = 1,909.29 : x
  2. Step 2: Convert to fraction form
    6,292.89/9,438.27 = 1,909.29/x
  3. Step 3: Cross multiply
    6,292.89x = 9,438.27 × 1,909.29
  4. Step 4: Simplify right side
    6,292.89x = 18,020,394.53
  5. Step 5: Solve for x
    x = 18,020,394.53/6,292.89
  6. Step 6: Final answer
    x = 2,863.61

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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.