Home / 6,124.39-9,186.37-1,621.46

Finding the Fourth Proportional to 6,124.39, 9,186.37 and 1,621.46

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Solution

The fourth proportional to 6,124.39, 9,186.37 and 1,621.46 is: 2,432.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,124.39 : 9,186.37 = 1,621.46 : x
  2. Step 2: Convert to fraction form
    6,124.39/9,186.37 = 1,621.46/x
  3. Step 3: Cross multiply
    6,124.39x = 9,186.37 × 1,621.46
  4. Step 4: Simplify right side
    6,124.39x = 14,895,350.41
  5. Step 5: Solve for x
    x = 14,895,350.41/6,124.39
  6. Step 6: Final answer
    x = 2,432.14

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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.