Home / 2,302.16-3,453.24-1,069.20

Finding the Fourth Proportional to 2,302.16, 3,453.24 and 1,069.20

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Solution

The fourth proportional to 2,302.16, 3,453.24 and 1,069.20 is: 1,603.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,302.16 : 3,453.24 = 1,069.20 : x
  2. Step 2: Convert to fraction form
    2,302.16/3,453.24 = 1,069.20/x
  3. Step 3: Cross multiply
    2,302.16x = 3,453.24 × 1,069.20
  4. Step 4: Simplify right side
    2,302.16x = 3,692,204.21
  5. Step 5: Solve for x
    x = 3,692,204.21/2,302.16
  6. Step 6: Final answer
    x = 1,603.80

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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.