Home / 5,108.10-7,654.95-2,026.50

Finding the Fourth Proportional to 5,108.10, 7,654.95 and 2,026.50

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Solution

The fourth proportional to 5,108.10, 7,654.95 and 2,026.50 is: 3,036.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,108.10 : 7,654.95 = 2,026.50 : x
  2. Step 2: Convert to fraction form
    5,108.10/7,654.95 = 2,026.50/x
  3. Step 3: Cross multiply
    5,108.10x = 7,654.95 × 2,026.50
  4. Step 4: Simplify right side
    5,108.10x = 15,512,756.18
  5. Step 5: Solve for x
    x = 15,512,756.18/5,108.10
  6. Step 6: Final answer
    x = 3,036.89

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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.