Home / 3,075.03-4,243.64-1,748.93

Finding the Fourth Proportional to 3,075.03, 4,243.64 and 1,748.93

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Solution

The fourth proportional to 3,075.03, 4,243.64 and 1,748.93 is: 2,413.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,075.03 : 4,243.64 = 1,748.93 : x
  2. Step 2: Convert to fraction form
    3,075.03/4,243.64 = 1,748.93/x
  3. Step 3: Cross multiply
    3,075.03x = 4,243.64 × 1,748.93
  4. Step 4: Simplify right side
    3,075.03x = 7,421,799.34
  5. Step 5: Solve for x
    x = 7,421,799.34/3,075.03
  6. Step 6: Final answer
    x = 2,413.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.