Home / 1,462.08-2,193.81-877.29

Finding the Fourth Proportional to 1,462.08, 2,193.81 and 877.29

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Solution

The fourth proportional to 1,462.08, 2,193.81 and 877.29 is: 1,316.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,462.08 : 2,193.81 = 877.29 : x
  2. Step 2: Convert to fraction form
    1,462.08/2,193.81 = 877.29/x
  3. Step 3: Cross multiply
    1,462.08x = 2,193.81 × 877.29
  4. Step 4: Simplify right side
    1,462.08x = 1,924,604.70
  5. Step 5: Solve for x
    x = 1,924,604.70/1,462.08
  6. Step 6: Final answer
    x = 1,316.34

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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.