Home / 5,063-6,986.20-2,824.70

Finding the Fourth Proportional to 5,063, 6,986.20 and 2,824.70

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Solution

The fourth proportional to 5,063, 6,986.20 and 2,824.70 is: 3,897.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,063 : 6,986.20 = 2,824.70 : x
  2. Step 2: Convert to fraction form
    5,063/6,986.20 = 2,824.70/x
  3. Step 3: Cross multiply
    5,063x = 6,986.20 × 2,824.70
  4. Step 4: Simplify right side
    5,063x = 19,733,905.02
  5. Step 5: Solve for x
    x = 19,733,905.02/5,063
  6. Step 6: Final answer
    x = 3,897.67

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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.