Home / 7,525.92-11,272.44-4,237.20

Finding the Fourth Proportional to 7,525.92, 11,272.44 and 4,237.20

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Solution

The fourth proportional to 7,525.92, 11,272.44 and 4,237.20 is: 6,346.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,525.92 : 11,272.44 = 4,237.20 : x
  2. Step 2: Convert to fraction form
    7,525.92/11,272.44 = 4,237.20/x
  3. Step 3: Cross multiply
    7,525.92x = 11,272.44 × 4,237.20
  4. Step 4: Simplify right side
    7,525.92x = 47,763,582.77
  5. Step 5: Solve for x
    x = 47,763,582.77/7,525.92
  6. Step 6: Final answer
    x = 6,346.54

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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.