Home / 6,934.23-10,406.36-2,775.40

Finding the Fourth Proportional to 6,934.23, 10,406.36 and 2,775.40

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Solution

The fourth proportional to 6,934.23, 10,406.36 and 2,775.40 is: 4,165.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,934.23 : 10,406.36 = 2,775.40 : x
  2. Step 2: Convert to fraction form
    6,934.23/10,406.36 = 2,775.40/x
  3. Step 3: Cross multiply
    6,934.23x = 10,406.36 × 2,775.40
  4. Step 4: Simplify right side
    6,934.23x = 28,881,811.54
  5. Step 5: Solve for x
    x = 28,881,811.54/6,934.23
  6. Step 6: Final answer
    x = 4,165.11

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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.