Home / 11,426.47-15,771.46-6,953.37

Finding the Fourth Proportional to 11,426.47, 15,771.46 and 6,953.37

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Solution

The fourth proportional to 11,426.47, 15,771.46 and 6,953.37 is: 9,597.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,426.47 : 15,771.46 = 6,953.37 : x
  2. Step 2: Convert to fraction form
    11,426.47/15,771.46 = 6,953.37/x
  3. Step 3: Cross multiply
    11,426.47x = 15,771.46 × 6,953.37
  4. Step 4: Simplify right side
    11,426.47x = 109,664,777.69
  5. Step 5: Solve for x
    x = 109,664,777.69/11,426.47
  6. Step 6: Final answer
    x = 9,597.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.