Home / 4,988.51-7,473.04-3,887.72

Finding the Fourth Proportional to 4,988.51, 7,473.04 and 3,887.72

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Solution

The fourth proportional to 4,988.51, 7,473.04 and 3,887.72 is: 5,824.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,988.51 : 7,473.04 = 3,887.72 : x
  2. Step 2: Convert to fraction form
    4,988.51/7,473.04 = 3,887.72/x
  3. Step 3: Cross multiply
    4,988.51x = 7,473.04 × 3,887.72
  4. Step 4: Simplify right side
    4,988.51x = 29,053,087.07
  5. Step 5: Solve for x
    x = 29,053,087.07/4,988.51
  6. Step 6: Final answer
    x = 5,824.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.