Home / 7,539.60-11,311.68-2,345.52

Finding the Fourth Proportional to 7,539.60, 11,311.68 and 2,345.52

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Solution

The fourth proportional to 7,539.60, 11,311.68 and 2,345.52 is: 3,518.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,539.60 : 11,311.68 = 2,345.52 : x
  2. Step 2: Convert to fraction form
    7,539.60/11,311.68 = 2,345.52/x
  3. Step 3: Cross multiply
    7,539.60x = 11,311.68 × 2,345.52
  4. Step 4: Simplify right side
    7,539.60x = 26,531,771.67
  5. Step 5: Solve for x
    x = 26,531,771.67/7,539.60
  6. Step 6: Final answer
    x = 3,518.99

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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.