Home / 4,790.37-7,186.73-1,670.40

Finding the Fourth Proportional to 4,790.37, 7,186.73 and 1,670.40

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Solution

The fourth proportional to 4,790.37, 7,186.73 and 1,670.40 is: 2,506.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,790.37 : 7,186.73 = 1,670.40 : x
  2. Step 2: Convert to fraction form
    4,790.37/7,186.73 = 1,670.40/x
  3. Step 3: Cross multiply
    4,790.37x = 7,186.73 × 1,670.40
  4. Step 4: Simplify right side
    4,790.37x = 12,004,730.71
  5. Step 5: Solve for x
    x = 12,004,730.71/4,790.37
  6. Step 6: Final answer
    x = 2,506.01

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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.