Home / 4,790.48-6,612.24-3,111.92

Finding the Fourth Proportional to 4,790.48, 6,612.24 and 3,111.92

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Solution

The fourth proportional to 4,790.48, 6,612.24 and 3,111.92 is: 4,295.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,790.48 : 6,612.24 = 3,111.92 : x
  2. Step 2: Convert to fraction form
    4,790.48/6,612.24 = 3,111.92/x
  3. Step 3: Cross multiply
    4,790.48x = 6,612.24 × 3,111.92
  4. Step 4: Simplify right side
    4,790.48x = 20,576,761.90
  5. Step 5: Solve for x
    x = 20,576,761.90/4,790.48
  6. Step 6: Final answer
    x = 4,295.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.