Home / 6,845.78-10,265.81-2,898.86

Finding the Fourth Proportional to 6,845.78, 10,265.81 and 2,898.86

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Solution

The fourth proportional to 6,845.78, 10,265.81 and 2,898.86 is: 4,347.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,845.78 : 10,265.81 = 2,898.86 : x
  2. Step 2: Convert to fraction form
    6,845.78/10,265.81 = 2,898.86/x
  3. Step 3: Cross multiply
    6,845.78x = 10,265.81 × 2,898.86
  4. Step 4: Simplify right side
    6,845.78x = 29,759,080.15
  5. Step 5: Solve for x
    x = 29,759,080.15/6,845.78
  6. Step 6: Final answer
    x = 4,347.07

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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.