Home / 8,185.28-11,292.50-4,648.01

Finding the Fourth Proportional to 8,185.28, 11,292.50 and 4,648.01

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Solution

The fourth proportional to 8,185.28, 11,292.50 and 4,648.01 is: 6,412.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,185.28 : 11,292.50 = 4,648.01 : x
  2. Step 2: Convert to fraction form
    8,185.28/11,292.50 = 4,648.01/x
  3. Step 3: Cross multiply
    8,185.28x = 11,292.50 × 4,648.01
  4. Step 4: Simplify right side
    8,185.28x = 52,487,629.68
  5. Step 5: Solve for x
    x = 52,487,629.68/8,185.28
  6. Step 6: Final answer
    x = 6,412.44

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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.