Home / 9,075.88-13,623.36-8,042.50

Finding the Fourth Proportional to 9,075.88, 13,623.36 and 8,042.50

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Solution

The fourth proportional to 9,075.88, 13,623.36 and 8,042.50 is: 12,072.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,075.88 : 13,623.36 = 8,042.50 : x
  2. Step 2: Convert to fraction form
    9,075.88/13,623.36 = 8,042.50/x
  3. Step 3: Cross multiply
    9,075.88x = 13,623.36 × 8,042.50
  4. Step 4: Simplify right side
    9,075.88x = 109,565,872.80
  5. Step 5: Solve for x
    x = 109,565,872.80/9,075.88
  6. Step 6: Final answer
    x = 12,072.20

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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.