Home / 3,027.36-4,534.64-1,385.28

Finding the Fourth Proportional to 3,027.36, 4,534.64 and 1,385.28

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Solution

The fourth proportional to 3,027.36, 4,534.64 and 1,385.28 is: 2,074.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,027.36 : 4,534.64 = 1,385.28 : x
  2. Step 2: Convert to fraction form
    3,027.36/4,534.64 = 1,385.28/x
  3. Step 3: Cross multiply
    3,027.36x = 4,534.64 × 1,385.28
  4. Step 4: Simplify right side
    3,027.36x = 6,281,746.10
  5. Step 5: Solve for x
    x = 6,281,746.10/3,027.36
  6. Step 6: Final answer
    x = 2,074.99

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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.