Home / 4,966.86-6,899.20-4,887.48

Finding the Fourth Proportional to 4,966.86, 6,899.20 and 4,887.48

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Solution

The fourth proportional to 4,966.86, 6,899.20 and 4,887.48 is: 6,788.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,966.86 : 6,899.20 = 4,887.48 : x
  2. Step 2: Convert to fraction form
    4,966.86/6,899.20 = 4,887.48/x
  3. Step 3: Cross multiply
    4,966.86x = 6,899.20 × 4,887.48
  4. Step 4: Simplify right side
    4,966.86x = 33,719,702.02
  5. Step 5: Solve for x
    x = 33,719,702.02/4,966.86
  6. Step 6: Final answer
    x = 6,788.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.