Home / 4,458.78-6,685.88-1,496.21

Finding the Fourth Proportional to 4,458.78, 6,685.88 and 1,496.21

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Solution

The fourth proportional to 4,458.78, 6,685.88 and 1,496.21 is: 2,243.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,458.78 : 6,685.88 = 1,496.21 : x
  2. Step 2: Convert to fraction form
    4,458.78/6,685.88 = 1,496.21/x
  3. Step 3: Cross multiply
    4,458.78x = 6,685.88 × 1,496.21
  4. Step 4: Simplify right side
    4,458.78x = 10,003,439.60
  5. Step 5: Solve for x
    x = 10,003,439.60/4,458.78
  6. Step 6: Final answer
    x = 2,243.54

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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.