Home / 4,721.76-6,501.96-4,488.48

Finding the Fourth Proportional to 4,721.76, 6,501.96 and 4,488.48

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Solution

The fourth proportional to 4,721.76, 6,501.96 and 4,488.48 is: 6,180.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,721.76 : 6,501.96 = 4,488.48 : x
  2. Step 2: Convert to fraction form
    4,721.76/6,501.96 = 4,488.48/x
  3. Step 3: Cross multiply
    4,721.76x = 6,501.96 × 4,488.48
  4. Step 4: Simplify right side
    4,721.76x = 29,183,917.42
  5. Step 5: Solve for x
    x = 29,183,917.42/4,721.76
  6. Step 6: Final answer
    x = 6,180.73

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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.