Home / 9,635.45-14,454.09-3,790.69

Finding the Fourth Proportional to 9,635.45, 14,454.09 and 3,790.69

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Solution

The fourth proportional to 9,635.45, 14,454.09 and 3,790.69 is: 5,686.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,635.45 : 14,454.09 = 3,790.69 : x
  2. Step 2: Convert to fraction form
    9,635.45/14,454.09 = 3,790.69/x
  3. Step 3: Cross multiply
    9,635.45x = 14,454.09 × 3,790.69
  4. Step 4: Simplify right side
    9,635.45x = 54,790,938.29
  5. Step 5: Solve for x
    x = 54,790,938.29/9,635.45
  6. Step 6: Final answer
    x = 5,686.39

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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.