Home / 6,371.53-8,792.58-3,538.76

Finding the Fourth Proportional to 6,371.53, 8,792.58 and 3,538.76

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Solution

The fourth proportional to 6,371.53, 8,792.58 and 3,538.76 is: 4,883.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,371.53 : 8,792.58 = 3,538.76 : x
  2. Step 2: Convert to fraction form
    6,371.53/8,792.58 = 3,538.76/x
  3. Step 3: Cross multiply
    6,371.53x = 8,792.58 × 3,538.76
  4. Step 4: Simplify right side
    6,371.53x = 31,114,799.71
  5. Step 5: Solve for x
    x = 31,114,799.71/6,371.53
  6. Step 6: Final answer
    x = 4,883.41

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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.