Home / 3,005.60-4,504.80-2,235.20

Finding the Fourth Proportional to 3,005.60, 4,504.80 and 2,235.20

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Solution

The fourth proportional to 3,005.60, 4,504.80 and 2,235.20 is: 3,350.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,005.60 : 4,504.80 = 2,235.20 : x
  2. Step 2: Convert to fraction form
    3,005.60/4,504.80 = 2,235.20/x
  3. Step 3: Cross multiply
    3,005.60x = 4,504.80 × 2,235.20
  4. Step 4: Simplify right side
    3,005.60x = 10,069,128.96
  5. Step 5: Solve for x
    x = 10,069,128.96/3,005.60
  6. Step 6: Final answer
    x = 3,350.12

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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.