Home / 4,892.48-7,338.84-1,772.80

Finding the Fourth Proportional to 4,892.48, 7,338.84 and 1,772.80

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Solution

The fourth proportional to 4,892.48, 7,338.84 and 1,772.80 is: 2,659.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,892.48 : 7,338.84 = 1,772.80 : x
  2. Step 2: Convert to fraction form
    4,892.48/7,338.84 = 1,772.80/x
  3. Step 3: Cross multiply
    4,892.48x = 7,338.84 × 1,772.80
  4. Step 4: Simplify right side
    4,892.48x = 13,010,295.55
  5. Step 5: Solve for x
    x = 13,010,295.55/4,892.48
  6. Step 6: Final answer
    x = 2,659.24

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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.