Home / 9,057.56-12,504.80-5,703.25

Finding the Fourth Proportional to 9,057.56, 12,504.80 and 5,703.25

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Solution

The fourth proportional to 9,057.56, 12,504.80 and 5,703.25 is: 7,873.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,057.56 : 12,504.80 = 5,703.25 : x
  2. Step 2: Convert to fraction form
    9,057.56/12,504.80 = 5,703.25/x
  3. Step 3: Cross multiply
    9,057.56x = 12,504.80 × 5,703.25
  4. Step 4: Simplify right side
    9,057.56x = 71,317,972.08
  5. Step 5: Solve for x
    x = 71,317,972.08/9,057.56
  6. Step 6: Final answer
    x = 7,873.86

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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.