Home / 8,102.90-11,182.92-4,566.44

Finding the Fourth Proportional to 8,102.90, 11,182.92 and 4,566.44

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Solution

The fourth proportional to 8,102.90, 11,182.92 and 4,566.44 is: 6,302.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,102.90 : 11,182.92 = 4,566.44 : x
  2. Step 2: Convert to fraction form
    8,102.90/11,182.92 = 4,566.44/x
  3. Step 3: Cross multiply
    8,102.90x = 11,182.92 × 4,566.44
  4. Step 4: Simplify right side
    8,102.90x = 51,066,133.20
  5. Step 5: Solve for x
    x = 51,066,133.20/8,102.90
  6. Step 6: Final answer
    x = 6,302.20

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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.