Home / 9,439.26-14,155.84-2,863.68

Finding the Fourth Proportional to 9,439.26, 14,155.84 and 2,863.68

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Solution

The fourth proportional to 9,439.26, 14,155.84 and 2,863.68 is: 4,294.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,439.26 : 14,155.84 = 2,863.68 : x
  2. Step 2: Convert to fraction form
    9,439.26/14,155.84 = 2,863.68/x
  3. Step 3: Cross multiply
    9,439.26x = 14,155.84 × 2,863.68
  4. Step 4: Simplify right side
    9,439.26x = 40,537,795.89
  5. Step 5: Solve for x
    x = 40,537,795.89/9,439.26
  6. Step 6: Final answer
    x = 4,294.59

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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.