Home / 3,383.10-5,075.13-1,043.30

Finding the Fourth Proportional to 3,383.10, 5,075.13 and 1,043.30

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Solution

The fourth proportional to 3,383.10, 5,075.13 and 1,043.30 is: 1,565.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,383.10 : 5,075.13 = 1,043.30 : x
  2. Step 2: Convert to fraction form
    3,383.10/5,075.13 = 1,043.30/x
  3. Step 3: Cross multiply
    3,383.10x = 5,075.13 × 1,043.30
  4. Step 4: Simplify right side
    3,383.10x = 5,294,883.13
  5. Step 5: Solve for x
    x = 5,294,883.13/3,383.10
  6. Step 6: Final answer
    x = 1,565.10

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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.