Home / 4,927.05-7,388.40-1,416.27

Finding the Fourth Proportional to 4,927.05, 7,388.40 and 1,416.27

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Solution

The fourth proportional to 4,927.05, 7,388.40 and 1,416.27 is: 2,123.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,927.05 : 7,388.40 = 1,416.27 : x
  2. Step 2: Convert to fraction form
    4,927.05/7,388.40 = 1,416.27/x
  3. Step 3: Cross multiply
    4,927.05x = 7,388.40 × 1,416.27
  4. Step 4: Simplify right side
    4,927.05x = 10,463,969.27
  5. Step 5: Solve for x
    x = 10,463,969.27/4,927.05
  6. Step 6: Final answer
    x = 2,123.78

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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.