Home / 4,050.06-6,075.10-1,128.38

Finding the Fourth Proportional to 4,050.06, 6,075.10 and 1,128.38

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Solution

The fourth proportional to 4,050.06, 6,075.10 and 1,128.38 is: 1,692.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,050.06 : 6,075.10 = 1,128.38 : x
  2. Step 2: Convert to fraction form
    4,050.06/6,075.10 = 1,128.38/x
  3. Step 3: Cross multiply
    4,050.06x = 6,075.10 × 1,128.38
  4. Step 4: Simplify right side
    4,050.06x = 6,855,021.34
  5. Step 5: Solve for x
    x = 6,855,021.34/4,050.06
  6. Step 6: Final answer
    x = 1,692.57

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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.