Home / 6,172.47-8,518.01-3,377.97

Finding the Fourth Proportional to 6,172.47, 8,518.01 and 3,377.97

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Solution

The fourth proportional to 6,172.47, 8,518.01 and 3,377.97 is: 4,661.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,172.47 : 8,518.01 = 3,377.97 : x
  2. Step 2: Convert to fraction form
    6,172.47/8,518.01 = 3,377.97/x
  3. Step 3: Cross multiply
    6,172.47x = 8,518.01 × 3,377.97
  4. Step 4: Simplify right side
    6,172.47x = 28,773,582.24
  5. Step 5: Solve for x
    x = 28,773,582.24/6,172.47
  6. Step 6: Final answer
    x = 4,661.60

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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.