Home / 4,715.05-7,057.99-4,015.21

Finding the Fourth Proportional to 4,715.05, 7,057.99 and 4,015.21

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Solution

The fourth proportional to 4,715.05, 7,057.99 and 4,015.21 is: 6,010.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,715.05 : 7,057.99 = 4,015.21 : x
  2. Step 2: Convert to fraction form
    4,715.05/7,057.99 = 4,015.21/x
  3. Step 3: Cross multiply
    4,715.05x = 7,057.99 × 4,015.21
  4. Step 4: Simplify right side
    4,715.05x = 28,339,312.03
  5. Step 5: Solve for x
    x = 28,339,312.03/4,715.05
  6. Step 6: Final answer
    x = 6,010.39

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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.