Home / 4,548.60-6,822.68-1,775.78

Finding the Fourth Proportional to 4,548.60, 6,822.68 and 1,775.78

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Solution

The fourth proportional to 4,548.60, 6,822.68 and 1,775.78 is: 2,663.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,548.60 : 6,822.68 = 1,775.78 : x
  2. Step 2: Convert to fraction form
    4,548.60/6,822.68 = 1,775.78/x
  3. Step 3: Cross multiply
    4,548.60x = 6,822.68 × 1,775.78
  4. Step 4: Simplify right side
    4,548.60x = 12,115,544.58
  5. Step 5: Solve for x
    x = 12,115,544.58/4,548.60
  6. Step 6: Final answer
    x = 2,663.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.