Home / 9,392.72-14,075.96-7,998.80

Finding the Fourth Proportional to 9,392.72, 14,075.96 and 7,998.80

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Solution

The fourth proportional to 9,392.72, 14,075.96 and 7,998.80 is: 11,987.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,392.72 : 14,075.96 = 7,998.80 : x
  2. Step 2: Convert to fraction form
    9,392.72/14,075.96 = 7,998.80/x
  3. Step 3: Cross multiply
    9,392.72x = 14,075.96 × 7,998.80
  4. Step 4: Simplify right side
    9,392.72x = 112,590,788.85
  5. Step 5: Solve for x
    x = 112,590,788.85/9,392.72
  6. Step 6: Final answer
    x = 11,987.03

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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.