Home / 5,358.05-8,037.56-1,409.33

Finding the Fourth Proportional to 5,358.05, 8,037.56 and 1,409.33

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Solution

The fourth proportional to 5,358.05, 8,037.56 and 1,409.33 is: 2,114.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,358.05 : 8,037.56 = 1,409.33 : x
  2. Step 2: Convert to fraction form
    5,358.05/8,037.56 = 1,409.33/x
  3. Step 3: Cross multiply
    5,358.05x = 8,037.56 × 1,409.33
  4. Step 4: Simplify right side
    5,358.05x = 11,327,598.05
  5. Step 5: Solve for x
    x = 11,327,598.05/5,358.05
  6. Step 6: Final answer
    x = 2,114.13

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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.