Home / 5,722.47-8,572.81-3,258.99

Finding the Fourth Proportional to 5,722.47, 8,572.81 and 3,258.99

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Solution

The fourth proportional to 5,722.47, 8,572.81 and 3,258.99 is: 4,882.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,722.47 : 8,572.81 = 3,258.99 : x
  2. Step 2: Convert to fraction form
    5,722.47/8,572.81 = 3,258.99/x
  3. Step 3: Cross multiply
    5,722.47x = 8,572.81 × 3,258.99
  4. Step 4: Simplify right side
    5,722.47x = 27,938,702.06
  5. Step 5: Solve for x
    x = 27,938,702.06/5,722.47
  6. Step 6: Final answer
    x = 4,882.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.