Home / 9,038.48-13,559.03-2,798.97

Finding the Fourth Proportional to 9,038.48, 13,559.03 and 2,798.97

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Solution

The fourth proportional to 9,038.48, 13,559.03 and 2,798.97 is: 4,198.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,038.48 : 13,559.03 = 2,798.97 : x
  2. Step 2: Convert to fraction form
    9,038.48/13,559.03 = 2,798.97/x
  3. Step 3: Cross multiply
    9,038.48x = 13,559.03 × 2,798.97
  4. Step 4: Simplify right side
    9,038.48x = 37,951,325.20
  5. Step 5: Solve for x
    x = 37,951,325.20/9,038.48
  6. Step 6: Final answer
    x = 4,198.86

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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.