Home / 1,977.04-2,967.36-1,003.84

Finding the Fourth Proportional to 1,977.04, 2,967.36 and 1,003.84

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Solution

The fourth proportional to 1,977.04, 2,967.36 and 1,003.84 is: 1,506.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,977.04 : 2,967.36 = 1,003.84 : x
  2. Step 2: Convert to fraction form
    1,977.04/2,967.36 = 1,003.84/x
  3. Step 3: Cross multiply
    1,977.04x = 2,967.36 × 1,003.84
  4. Step 4: Simplify right side
    1,977.04x = 2,978,754.66
  5. Step 5: Solve for x
    x = 2,978,754.66/1,977.04
  6. Step 6: Final answer
    x = 1,506.67

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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.