Home / 7,270.40-10,902.36-2,075.06

Finding the Fourth Proportional to 7,270.40, 10,902.36 and 2,075.06

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Solution

The fourth proportional to 7,270.40, 10,902.36 and 2,075.06 is: 3,111.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,270.40 : 10,902.36 = 2,075.06 : x
  2. Step 2: Convert to fraction form
    7,270.40/10,902.36 = 2,075.06/x
  3. Step 3: Cross multiply
    7,270.40x = 10,902.36 × 2,075.06
  4. Step 4: Simplify right side
    7,270.40x = 22,623,051.14
  5. Step 5: Solve for x
    x = 22,623,051.14/7,270.40
  6. Step 6: Final answer
    x = 3,111.67

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