Home / 4,983.52-6,877.20-2,887.84

Finding the Fourth Proportional to 4,983.52, 6,877.20 and 2,887.84

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Solution

The fourth proportional to 4,983.52, 6,877.20 and 2,887.84 is: 3,985.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,983.52 : 6,877.20 = 2,887.84 : x
  2. Step 2: Convert to fraction form
    4,983.52/6,877.20 = 2,887.84/x
  3. Step 3: Cross multiply
    4,983.52x = 6,877.20 × 2,887.84
  4. Step 4: Simplify right side
    4,983.52x = 19,860,253.25
  5. Step 5: Solve for x
    x = 19,860,253.25/4,983.52
  6. Step 6: Final answer
    x = 3,985.19

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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.