Home / 4,958.77-7,386.62-4,690.19

Finding the Fourth Proportional to 4,958.77, 7,386.62 and 4,690.19

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Solution

The fourth proportional to 4,958.77, 7,386.62 and 4,690.19 is: 6,986.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,958.77 : 7,386.62 = 4,690.19 : x
  2. Step 2: Convert to fraction form
    4,958.77/7,386.62 = 4,690.19/x
  3. Step 3: Cross multiply
    4,958.77x = 7,386.62 × 4,690.19
  4. Step 4: Simplify right side
    4,958.77x = 34,644,665.03
  5. Step 5: Solve for x
    x = 34,644,665.03/4,958.77
  6. Step 6: Final answer
    x = 6,986.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.