Home / 7,075.59-10,611.96-2,144.07

Finding the Fourth Proportional to 7,075.59, 10,611.96 and 2,144.07

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Solution

The fourth proportional to 7,075.59, 10,611.96 and 2,144.07 is: 3,215.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,075.59 : 10,611.96 = 2,144.07 : x
  2. Step 2: Convert to fraction form
    7,075.59/10,611.96 = 2,144.07/x
  3. Step 3: Cross multiply
    7,075.59x = 10,611.96 × 2,144.07
  4. Step 4: Simplify right side
    7,075.59x = 22,752,785.08
  5. Step 5: Solve for x
    x = 22,752,785.08/7,075.59
  6. Step 6: Final answer
    x = 3,215.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.