Home / 4,789.88-6,609.65-2,665.24

Finding the Fourth Proportional to 4,789.88, 6,609.65 and 2,665.24

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Solution

The fourth proportional to 4,789.88, 6,609.65 and 2,665.24 is: 3,677.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,789.88 : 6,609.65 = 2,665.24 : x
  2. Step 2: Convert to fraction form
    4,789.88/6,609.65 = 2,665.24/x
  3. Step 3: Cross multiply
    4,789.88x = 6,609.65 × 2,665.24
  4. Step 4: Simplify right side
    4,789.88x = 17,616,303.57
  5. Step 5: Solve for x
    x = 17,616,303.57/4,789.88
  6. Step 6: Final answer
    x = 3,677.82

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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.