Home / 9,354.09-14,033.45-2,780.25

Finding the Fourth Proportional to 9,354.09, 14,033.45 and 2,780.25

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Solution

The fourth proportional to 9,354.09, 14,033.45 and 2,780.25 is: 4,171.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,354.09 : 14,033.45 = 2,780.25 : x
  2. Step 2: Convert to fraction form
    9,354.09/14,033.45 = 2,780.25/x
  3. Step 3: Cross multiply
    9,354.09x = 14,033.45 × 2,780.25
  4. Step 4: Simplify right side
    9,354.09x = 39,016,532.63
  5. Step 5: Solve for x
    x = 39,016,532.63/9,354.09
  6. Step 6: Final answer
    x = 4,171.06

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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.