Home / 8,075.21-11,144.01-4,538.75

Finding the Fourth Proportional to 8,075.21, 11,144.01 and 4,538.75

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Solution

The fourth proportional to 8,075.21, 11,144.01 and 4,538.75 is: 6,263.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,075.21 : 11,144.01 = 4,538.75 : x
  2. Step 2: Convert to fraction form
    8,075.21/11,144.01 = 4,538.75/x
  3. Step 3: Cross multiply
    8,075.21x = 11,144.01 × 4,538.75
  4. Step 4: Simplify right side
    8,075.21x = 50,579,819.67
  5. Step 5: Solve for x
    x = 50,579,819.67/8,075.21
  6. Step 6: Final answer
    x = 6,263.60

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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.