Home / 5,075.82-7,007.74-3,485.08

Finding the Fourth Proportional to 5,075.82, 7,007.74 and 3,485.08

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Solution

The fourth proportional to 5,075.82, 7,007.74 and 3,485.08 is: 4,811.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,075.82 : 7,007.74 = 3,485.08 : x
  2. Step 2: Convert to fraction form
    5,075.82/7,007.74 = 3,485.08/x
  3. Step 3: Cross multiply
    5,075.82x = 7,007.74 × 3,485.08
  4. Step 4: Simplify right side
    5,075.82x = 24,422,534.52
  5. Step 5: Solve for x
    x = 24,422,534.52/5,075.82
  6. Step 6: Final answer
    x = 4,811.54

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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.