Home / 5,259.60-7,258.68-3,021.84

Finding the Fourth Proportional to 5,259.60, 7,258.68 and 3,021.84

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Solution

The fourth proportional to 5,259.60, 7,258.68 and 3,021.84 is: 4,170.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,259.60 : 7,258.68 = 3,021.84 : x
  2. Step 2: Convert to fraction form
    5,259.60/7,258.68 = 3,021.84/x
  3. Step 3: Cross multiply
    5,259.60x = 7,258.68 × 3,021.84
  4. Step 4: Simplify right side
    5,259.60x = 21,934,569.57
  5. Step 5: Solve for x
    x = 21,934,569.57/5,259.60
  6. Step 6: Final answer
    x = 4,170.39

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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.