Home / 5,324.59-7,347.61-3,086.29

Finding the Fourth Proportional to 5,324.59, 7,347.61 and 3,086.29

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Solution

The fourth proportional to 5,324.59, 7,347.61 and 3,086.29 is: 4,258.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,324.59 : 7,347.61 = 3,086.29 : x
  2. Step 2: Convert to fraction form
    5,324.59/7,347.61 = 3,086.29/x
  3. Step 3: Cross multiply
    5,324.59x = 7,347.61 × 3,086.29
  4. Step 4: Simplify right side
    5,324.59x = 22,676,855.27
  5. Step 5: Solve for x
    x = 22,676,855.27/5,324.59
  6. Step 6: Final answer
    x = 4,258.89

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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.