Home / 3,038.58-4,558.30-1,090.32

Finding the Fourth Proportional to 3,038.58, 4,558.30 and 1,090.32

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Solution

The fourth proportional to 3,038.58, 4,558.30 and 1,090.32 is: 1,635.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,038.58 : 4,558.30 = 1,090.32 : x
  2. Step 2: Convert to fraction form
    3,038.58/4,558.30 = 1,090.32/x
  3. Step 3: Cross multiply
    3,038.58x = 4,558.30 × 1,090.32
  4. Step 4: Simplify right side
    3,038.58x = 4,970,005.66
  5. Step 5: Solve for x
    x = 4,970,005.66/3,038.58
  6. Step 6: Final answer
    x = 1,635.63

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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.