Home / 8,075.53-11,145.26-4,538.75

Finding the Fourth Proportional to 8,075.53, 11,145.26 and 4,538.75

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Solution

The fourth proportional to 8,075.53, 11,145.26 and 4,538.75 is: 6,264.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,075.53 : 11,145.26 = 4,538.75 : x
  2. Step 2: Convert to fraction form
    8,075.53/11,145.26 = 4,538.75/x
  3. Step 3: Cross multiply
    8,075.53x = 11,145.26 × 4,538.75
  4. Step 4: Simplify right side
    8,075.53x = 50,585,504.45
  5. Step 5: Solve for x
    x = 50,585,504.45/8,075.53
  6. Step 6: Final answer
    x = 6,264.05

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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.