Home / 7,582.40-11,374.32-3,200.24

Finding the Fourth Proportional to 7,582.40, 11,374.32 and 3,200.24

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Solution

The fourth proportional to 7,582.40, 11,374.32 and 3,200.24 is: 4,800.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,582.40 : 11,374.32 = 3,200.24 : x
  2. Step 2: Convert to fraction form
    7,582.40/11,374.32 = 3,200.24/x
  3. Step 3: Cross multiply
    7,582.40x = 11,374.32 × 3,200.24
  4. Step 4: Simplify right side
    7,582.40x = 36,400,553.84
  5. Step 5: Solve for x
    x = 36,400,553.84/7,582.40
  6. Step 6: Final answer
    x = 4,800.66

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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.