Home / 8,112.24-11,193.60-4,574.64

Finding the Fourth Proportional to 8,112.24, 11,193.60 and 4,574.64

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Solution

The fourth proportional to 8,112.24, 11,193.60 and 4,574.64 is: 6,312.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,112.24 : 11,193.60 = 4,574.64 : x
  2. Step 2: Convert to fraction form
    8,112.24/11,193.60 = 4,574.64/x
  3. Step 3: Cross multiply
    8,112.24x = 11,193.60 × 4,574.64
  4. Step 4: Simplify right side
    8,112.24x = 51,206,690.30
  5. Step 5: Solve for x
    x = 51,206,690.30/8,112.24
  6. Step 6: Final answer
    x = 6,312.28

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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.