Home / 5,499.60-7,580.70-4,318.62

Finding the Fourth Proportional to 5,499.60, 7,580.70 and 4,318.62

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Solution

The fourth proportional to 5,499.60, 7,580.70 and 4,318.62 is: 5,952.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,499.60 : 7,580.70 = 4,318.62 : x
  2. Step 2: Convert to fraction form
    5,499.60/7,580.70 = 4,318.62/x
  3. Step 3: Cross multiply
    5,499.60x = 7,580.70 × 4,318.62
  4. Step 4: Simplify right side
    5,499.60x = 32,738,162.63
  5. Step 5: Solve for x
    x = 32,738,162.63/5,499.60
  6. Step 6: Final answer
    x = 5,952.83

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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.