Home / 6,911.78-10,359.36-2,526.86

Finding the Fourth Proportional to 6,911.78, 10,359.36 and 2,526.86

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Solution

The fourth proportional to 6,911.78, 10,359.36 and 2,526.86 is: 3,787.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,911.78 : 10,359.36 = 2,526.86 : x
  2. Step 2: Convert to fraction form
    6,911.78/10,359.36 = 2,526.86/x
  3. Step 3: Cross multiply
    6,911.78x = 10,359.36 × 2,526.86
  4. Step 4: Simplify right side
    6,911.78x = 26,176,652.41
  5. Step 5: Solve for x
    x = 26,176,652.41/6,911.78
  6. Step 6: Final answer
    x = 3,787.25

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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.