Home / 8,087.04-11,146.68-5,564.88

Finding the Fourth Proportional to 8,087.04, 11,146.68 and 5,564.88

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Solution

The fourth proportional to 8,087.04, 11,146.68 and 5,564.88 is: 7,670.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,087.04 : 11,146.68 = 5,564.88 : x
  2. Step 2: Convert to fraction form
    8,087.04/11,146.68 = 5,564.88/x
  3. Step 3: Cross multiply
    8,087.04x = 11,146.68 × 5,564.88
  4. Step 4: Simplify right side
    8,087.04x = 62,029,936.60
  5. Step 5: Solve for x
    x = 62,029,936.60/8,087.04
  6. Step 6: Final answer
    x = 7,670.29

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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.