Home / 6,835.47-10,253.21-3,911.71

Finding the Fourth Proportional to 6,835.47, 10,253.21 and 3,911.71

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Solution

The fourth proportional to 6,835.47, 10,253.21 and 3,911.71 is: 5,867.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,835.47 : 10,253.21 = 3,911.71 : x
  2. Step 2: Convert to fraction form
    6,835.47/10,253.21 = 3,911.71/x
  3. Step 3: Cross multiply
    6,835.47x = 10,253.21 × 3,911.71
  4. Step 4: Simplify right side
    6,835.47x = 40,107,574.31
  5. Step 5: Solve for x
    x = 40,107,574.31/6,835.47
  6. Step 6: Final answer
    x = 5,867.56

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1.5x scale

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.