Home / 9,354.05-14,033.73-2,780.36

Finding the Fourth Proportional to 9,354.05, 14,033.73 and 2,780.36

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Solution

The fourth proportional to 9,354.05, 14,033.73 and 2,780.36 is: 4,171.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,354.05 : 14,033.73 = 2,780.36 : x
  2. Step 2: Convert to fraction form
    9,354.05/14,033.73 = 2,780.36/x
  3. Step 3: Cross multiply
    9,354.05x = 14,033.73 × 2,780.36
  4. Step 4: Simplify right side
    9,354.05x = 39,018,751.37
  5. Step 5: Solve for x
    x = 39,018,751.37/9,354.05
  6. Step 6: Final answer
    x = 4,171.32

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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.