Home / 4,461.80-6,690.60-1,996.64

Finding the Fourth Proportional to 4,461.80, 6,690.60 and 1,996.64

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Solution

The fourth proportional to 4,461.80, 6,690.60 and 1,996.64 is: 2,994.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,461.80 : 6,690.60 = 1,996.64 : x
  2. Step 2: Convert to fraction form
    4,461.80/6,690.60 = 1,996.64/x
  3. Step 3: Cross multiply
    4,461.80x = 6,690.60 × 1,996.64
  4. Step 4: Simplify right side
    4,461.80x = 13,358,719.58
  5. Step 5: Solve for x
    x = 13,358,719.58/4,461.80
  6. Step 6: Final answer
    x = 2,994.02

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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.