Home / 4,852.20-7,278.84-1,773.48

Finding the Fourth Proportional to 4,852.20, 7,278.84 and 1,773.48

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Solution

The fourth proportional to 4,852.20, 7,278.84 and 1,773.48 is: 2,660.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,852.20 : 7,278.84 = 1,773.48 : x
  2. Step 2: Convert to fraction form
    4,852.20/7,278.84 = 1,773.48/x
  3. Step 3: Cross multiply
    4,852.20x = 7,278.84 × 1,773.48
  4. Step 4: Simplify right side
    4,852.20x = 12,908,877.16
  5. Step 5: Solve for x
    x = 12,908,877.16/4,852.20
  6. Step 6: Final answer
    x = 2,660.42

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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.