Home / 4,310.60-6,455.10-4,116.20

Finding the Fourth Proportional to 4,310.60, 6,455.10 and 4,116.20

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Solution

The fourth proportional to 4,310.60, 6,455.10 and 4,116.20 is: 6,163.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,310.60 : 6,455.10 = 4,116.20 : x
  2. Step 2: Convert to fraction form
    4,310.60/6,455.10 = 4,116.20/x
  3. Step 3: Cross multiply
    4,310.60x = 6,455.10 × 4,116.20
  4. Step 4: Simplify right side
    4,310.60x = 26,570,482.62
  5. Step 5: Solve for x
    x = 26,570,482.62/4,310.60
  6. Step 6: Final answer
    x = 6,163.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.