Home / 11,708.42-16,157.63-6,604

Finding the Fourth Proportional to 11,708.42, 16,157.63 and 6,604

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Solution

The fourth proportional to 11,708.42, 16,157.63 and 6,604 is: 9,113.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,708.42 : 16,157.63 = 6,604 : x
  2. Step 2: Convert to fraction form
    11,708.42/16,157.63 = 6,604/x
  3. Step 3: Cross multiply
    11,708.42x = 16,157.63 × 6,604
  4. Step 4: Simplify right side
    11,708.42x = 106,704,988.52
  5. Step 5: Solve for x
    x = 106,704,988.52/11,708.42
  6. Step 6: Final answer
    x = 9,113.53

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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.