Home / 4,877.07-6,729.93-2,887.27

Finding the Fourth Proportional to 4,877.07, 6,729.93 and 2,887.27

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Solution

The fourth proportional to 4,877.07, 6,729.93 and 2,887.27 is: 3,984.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,877.07 : 6,729.93 = 2,887.27 : x
  2. Step 2: Convert to fraction form
    4,877.07/6,729.93 = 2,887.27/x
  3. Step 3: Cross multiply
    4,877.07x = 6,729.93 × 2,887.27
  4. Step 4: Simplify right side
    4,877.07x = 19,431,124.99
  5. Step 5: Solve for x
    x = 19,431,124.99/4,877.07
  6. Step 6: Final answer
    x = 3,984.18

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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.