Home / 8,085.62-11,158.14-4,548.84

Finding the Fourth Proportional to 8,085.62, 11,158.14 and 4,548.84

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Solution

The fourth proportional to 8,085.62, 11,158.14 and 4,548.84 is: 6,277.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,085.62 : 11,158.14 = 4,548.84 : x
  2. Step 2: Convert to fraction form
    8,085.62/11,158.14 = 4,548.84/x
  3. Step 3: Cross multiply
    8,085.62x = 11,158.14 × 4,548.84
  4. Step 4: Simplify right side
    8,085.62x = 50,756,515.02
  5. Step 5: Solve for x
    x = 50,756,515.02/8,085.62
  6. Step 6: Final answer
    x = 6,277.38

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Find fourth proportional to 4,042.81, 5,579.07 and 2,274.42
Half scale
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Double scale
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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.