Home / 4,780.80-6,597.56-2,684.96

Finding the Fourth Proportional to 4,780.80, 6,597.56 and 2,684.96

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Solution

The fourth proportional to 4,780.80, 6,597.56 and 2,684.96 is: 3,705.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,780.80 : 6,597.56 = 2,684.96 : x
  2. Step 2: Convert to fraction form
    4,780.80/6,597.56 = 2,684.96/x
  3. Step 3: Cross multiply
    4,780.80x = 6,597.56 × 2,684.96
  4. Step 4: Simplify right side
    4,780.80x = 17,714,184.70
  5. Step 5: Solve for x
    x = 17,714,184.70/4,780.80
  6. Step 6: Final answer
    x = 3,705.28

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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.