Home / 4,789.95-6,609.61-2,665.14

Finding the Fourth Proportional to 4,789.95, 6,609.61 and 2,665.14

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Solution

The fourth proportional to 4,789.95, 6,609.61 and 2,665.14 is: 3,677.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,789.95 : 6,609.61 = 2,665.14 : x
  2. Step 2: Convert to fraction form
    4,789.95/6,609.61 = 2,665.14/x
  3. Step 3: Cross multiply
    4,789.95x = 6,609.61 × 2,665.14
  4. Step 4: Simplify right side
    4,789.95x = 17,615,514.54
  5. Step 5: Solve for x
    x = 17,615,514.54/4,789.95
  6. Step 6: Final answer
    x = 3,677.60

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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.