Home / 4,475.72-6,715.78-2,012.28

Finding the Fourth Proportional to 4,475.72, 6,715.78 and 2,012.28

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Solution

The fourth proportional to 4,475.72, 6,715.78 and 2,012.28 is: 3,019.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,475.72 : 6,715.78 = 2,012.28 : x
  2. Step 2: Convert to fraction form
    4,475.72/6,715.78 = 2,012.28/x
  3. Step 3: Cross multiply
    4,475.72x = 6,715.78 × 2,012.28
  4. Step 4: Simplify right side
    4,475.72x = 13,514,029.78
  5. Step 5: Solve for x
    x = 13,514,029.78/4,475.72
  6. Step 6: Final answer
    x = 3,019.41

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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.