Home / 5,433.78-7,499.33-3,075.93

Finding the Fourth Proportional to 5,433.78, 7,499.33 and 3,075.93

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Solution

The fourth proportional to 5,433.78, 7,499.33 and 3,075.93 is: 4,245.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,433.78 : 7,499.33 = 3,075.93 : x
  2. Step 2: Convert to fraction form
    5,433.78/7,499.33 = 3,075.93/x
  3. Step 3: Cross multiply
    5,433.78x = 7,499.33 × 3,075.93
  4. Step 4: Simplify right side
    5,433.78x = 23,067,414.13
  5. Step 5: Solve for x
    x = 23,067,414.13/5,433.78
  6. Step 6: Final answer
    x = 4,245.19

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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.