Home / 11,625.45-17,438.63-6,075.02

Finding the Fourth Proportional to 11,625.45, 17,438.63 and 6,075.02

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Solution

The fourth proportional to 11,625.45, 17,438.63 and 6,075.02 is: 9,112.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,625.45 : 17,438.63 = 6,075.02 : x
  2. Step 2: Convert to fraction form
    11,625.45/17,438.63 = 6,075.02/x
  3. Step 3: Cross multiply
    11,625.45x = 17,438.63 × 6,075.02
  4. Step 4: Simplify right side
    11,625.45x = 105,939,995.65
  5. Step 5: Solve for x
    x = 105,939,995.65/11,625.45
  6. Step 6: Final answer
    x = 9,112.77

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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.