Home / 4,879.34-7,316.85-3,505.58

Finding the Fourth Proportional to 4,879.34, 7,316.85 and 3,505.58

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Solution

The fourth proportional to 4,879.34, 7,316.85 and 3,505.58 is: 5,256.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,879.34 : 7,316.85 = 3,505.58 : x
  2. Step 2: Convert to fraction form
    4,879.34/7,316.85 = 3,505.58/x
  3. Step 3: Cross multiply
    4,879.34x = 7,316.85 × 3,505.58
  4. Step 4: Simplify right side
    4,879.34x = 25,649,803.02
  5. Step 5: Solve for x
    x = 25,649,803.02/4,879.34
  6. Step 6: Final answer
    x = 5,256.82

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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.