Home / 9,020.03-13,531.58-2,779.91

Finding the Fourth Proportional to 9,020.03, 13,531.58 and 2,779.91

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Solution

The fourth proportional to 9,020.03, 13,531.58 and 2,779.91 is: 4,170.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,020.03 : 13,531.58 = 2,779.91 : x
  2. Step 2: Convert to fraction form
    9,020.03/13,531.58 = 2,779.91/x
  3. Step 3: Cross multiply
    9,020.03x = 13,531.58 × 2,779.91
  4. Step 4: Simplify right side
    9,020.03x = 37,616,574.56
  5. Step 5: Solve for x
    x = 37,616,574.56/9,020.03
  6. Step 6: Final answer
    x = 4,170.34

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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.