Home / 4,972.28-6,862.74-3,791.24

Finding the Fourth Proportional to 4,972.28, 6,862.74 and 3,791.24

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Solution

The fourth proportional to 4,972.28, 6,862.74 and 3,791.24 is: 5,232.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,972.28 : 6,862.74 = 3,791.24 : x
  2. Step 2: Convert to fraction form
    4,972.28/6,862.74 = 3,791.24/x
  3. Step 3: Cross multiply
    4,972.28x = 6,862.74 × 3,791.24
  4. Step 4: Simplify right side
    4,972.28x = 26,018,294.40
  5. Step 5: Solve for x
    x = 26,018,294.40/4,972.28
  6. Step 6: Final answer
    x = 5,232.67

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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.