Home / 3,435.03-5,153.76-1,353.89

Finding the Fourth Proportional to 3,435.03, 5,153.76 and 1,353.89

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Solution

The fourth proportional to 3,435.03, 5,153.76 and 1,353.89 is: 2,031.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,435.03 : 5,153.76 = 1,353.89 : x
  2. Step 2: Convert to fraction form
    3,435.03/5,153.76 = 1,353.89/x
  3. Step 3: Cross multiply
    3,435.03x = 5,153.76 × 1,353.89
  4. Step 4: Simplify right side
    3,435.03x = 6,977,598.36
  5. Step 5: Solve for x
    x = 6,977,598.36/3,435.03
  6. Step 6: Final answer
    x = 2,031.31

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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.