Home / 5,445.00-7,513.64-3,054.63

Finding the Fourth Proportional to 5,445.00, 7,513.64 and 3,054.63

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Solution

The fourth proportional to 5,445.00, 7,513.64 and 3,054.63 is: 4,215.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,445.00 : 7,513.64 = 3,054.63 : x
  2. Step 2: Convert to fraction form
    5,445.00/7,513.64 = 3,054.63/x
  3. Step 3: Cross multiply
    5,445.00x = 7,513.64 × 3,054.63
  4. Step 4: Simplify right side
    5,445.00x = 22,951,374.88
  5. Step 5: Solve for x
    x = 22,951,374.88/5,445.00
  6. Step 6: Final answer
    x = 4,215.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.