Home / 8,346.90-11,512.18-5,362.98

Finding the Fourth Proportional to 8,346.90, 11,512.18 and 5,362.98

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Solution

The fourth proportional to 8,346.90, 11,512.18 and 5,362.98 is: 7,396.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,346.90 : 11,512.18 = 5,362.98 : x
  2. Step 2: Convert to fraction form
    8,346.90/11,512.18 = 5,362.98/x
  3. Step 3: Cross multiply
    8,346.90x = 11,512.18 × 5,362.98
  4. Step 4: Simplify right side
    8,346.90x = 61,739,591.10
  5. Step 5: Solve for x
    x = 61,739,591.10/8,346.90
  6. Step 6: Final answer
    x = 7,396.71

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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.