Home / 4,983.50-6,877.26-2,859.12

Finding the Fourth Proportional to 4,983.50, 6,877.26 and 2,859.12

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Solution

The fourth proportional to 4,983.50, 6,877.26 and 2,859.12 is: 3,945.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,983.50 : 6,877.26 = 2,859.12 : x
  2. Step 2: Convert to fraction form
    4,983.50/6,877.26 = 2,859.12/x
  3. Step 3: Cross multiply
    4,983.50x = 6,877.26 × 2,859.12
  4. Step 4: Simplify right side
    4,983.50x = 19,662,911.61
  5. Step 5: Solve for x
    x = 19,662,911.61/4,983.50
  6. Step 6: Final answer
    x = 3,945.60

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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.