Home / 4,876.62-6,729.03-2,887.26

Finding the Fourth Proportional to 4,876.62, 6,729.03 and 2,887.26

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Solution

The fourth proportional to 4,876.62, 6,729.03 and 2,887.26 is: 3,984.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,876.62 : 6,729.03 = 2,887.26 : x
  2. Step 2: Convert to fraction form
    4,876.62/6,729.03 = 2,887.26/x
  3. Step 3: Cross multiply
    4,876.62x = 6,729.03 × 2,887.26
  4. Step 4: Simplify right side
    4,876.62x = 19,428,459.16
  5. Step 5: Solve for x
    x = 19,428,459.16/4,876.62
  6. Step 6: Final answer
    x = 3,984.00

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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.