Home / 9,042.90-13,559.67-2,801.22

Finding the Fourth Proportional to 9,042.90, 13,559.67 and 2,801.22

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Solution

The fourth proportional to 9,042.90, 13,559.67 and 2,801.22 is: 4,200.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,042.90 : 13,559.67 = 2,801.22 : x
  2. Step 2: Convert to fraction form
    9,042.90/13,559.67 = 2,801.22/x
  3. Step 3: Cross multiply
    9,042.90x = 13,559.67 × 2,801.22
  4. Step 4: Simplify right side
    9,042.90x = 37,983,618.80
  5. Step 5: Solve for x
    x = 37,983,618.80/9,042.90
  6. Step 6: Final answer
    x = 4,200.38

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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.