Home / 8,116.02-11,200.14-4,579.92

Finding the Fourth Proportional to 8,116.02, 11,200.14 and 4,579.92

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Solution

The fourth proportional to 8,116.02, 11,200.14 and 4,579.92 is: 6,320.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,116.02 : 11,200.14 = 4,579.92 : x
  2. Step 2: Convert to fraction form
    8,116.02/11,200.14 = 4,579.92/x
  3. Step 3: Cross multiply
    8,116.02x = 11,200.14 × 4,579.92
  4. Step 4: Simplify right side
    8,116.02x = 51,295,745.19
  5. Step 5: Solve for x
    x = 51,295,745.19/8,116.02
  6. Step 6: Final answer
    x = 6,320.31

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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.