Home / 5,847.23-8,070.28-3,490.67

Finding the Fourth Proportional to 5,847.23, 8,070.28 and 3,490.67

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Solution

The fourth proportional to 5,847.23, 8,070.28 and 3,490.67 is: 4,817.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,847.23 : 8,070.28 = 3,490.67 : x
  2. Step 2: Convert to fraction form
    5,847.23/8,070.28 = 3,490.67/x
  3. Step 3: Cross multiply
    5,847.23x = 8,070.28 × 3,490.67
  4. Step 4: Simplify right side
    5,847.23x = 28,170,635.21
  5. Step 5: Solve for x
    x = 28,170,635.21/5,847.23
  6. Step 6: Final answer
    x = 4,817.78

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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.