Home / 4,937.78-6,814.08-2,699.66

Finding the Fourth Proportional to 4,937.78, 6,814.08 and 2,699.66

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Solution

The fourth proportional to 4,937.78, 6,814.08 and 2,699.66 is: 3,725.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,937.78 : 6,814.08 = 2,699.66 : x
  2. Step 2: Convert to fraction form
    4,937.78/6,814.08 = 2,699.66/x
  3. Step 3: Cross multiply
    4,937.78x = 6,814.08 × 2,699.66
  4. Step 4: Simplify right side
    4,937.78x = 18,395,699.21
  5. Step 5: Solve for x
    x = 18,395,699.21/4,937.78
  6. Step 6: Final answer
    x = 3,725.50

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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.