Home / 4,789.32-7,180.52-3,225.45

Finding the Fourth Proportional to 4,789.32, 7,180.52 and 3,225.45

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Solution

The fourth proportional to 4,789.32, 7,180.52 and 3,225.45 is: 4,835.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,789.32 : 7,180.52 = 3,225.45 : x
  2. Step 2: Convert to fraction form
    4,789.32/7,180.52 = 3,225.45/x
  3. Step 3: Cross multiply
    4,789.32x = 7,180.52 × 3,225.45
  4. Step 4: Simplify right side
    4,789.32x = 23,160,392.11
  5. Step 5: Solve for x
    x = 23,160,392.11/4,789.32
  6. Step 6: Final answer
    x = 4,835.84

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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.