Home / 3,036.96-4,555.90-1,089.62

Finding the Fourth Proportional to 3,036.96, 4,555.90 and 1,089.62

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Solution

The fourth proportional to 3,036.96, 4,555.90 and 1,089.62 is: 1,634.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,036.96 : 4,555.90 = 1,089.62 : x
  2. Step 2: Convert to fraction form
    3,036.96/4,555.90 = 1,089.62/x
  3. Step 3: Cross multiply
    3,036.96x = 4,555.90 × 1,089.62
  4. Step 4: Simplify right side
    3,036.96x = 4,964,199.76
  5. Step 5: Solve for x
    x = 4,964,199.76/3,036.96
  6. Step 6: Final answer
    x = 1,634.60

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Half scale
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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.