Home / 3,096.48-4,646.28-1,247.76

Finding the Fourth Proportional to 3,096.48, 4,646.28 and 1,247.76

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Solution

The fourth proportional to 3,096.48, 4,646.28 and 1,247.76 is: 1,872.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,096.48 : 4,646.28 = 1,247.76 : x
  2. Step 2: Convert to fraction form
    3,096.48/4,646.28 = 1,247.76/x
  3. Step 3: Cross multiply
    3,096.48x = 4,646.28 × 1,247.76
  4. Step 4: Simplify right side
    3,096.48x = 5,797,442.33
  5. Step 5: Solve for x
    x = 5,797,442.33/3,096.48
  6. Step 6: Final answer
    x = 1,872.27

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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.