Home / 3,526.03-5,289.05-928.75

Finding the Fourth Proportional to 3,526.03, 5,289.05 and 928.75

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Solution

The fourth proportional to 3,526.03, 5,289.05 and 928.75 is: 1,393.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,526.03 : 5,289.05 = 928.75 : x
  2. Step 2: Convert to fraction form
    3,526.03/5,289.05 = 928.75/x
  3. Step 3: Cross multiply
    3,526.03x = 5,289.05 × 928.75
  4. Step 4: Simplify right side
    3,526.03x = 4,912,200.54
  5. Step 5: Solve for x
    x = 4,912,200.54/3,526.03
  6. Step 6: Final answer
    x = 1,393.13

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Similar ratio
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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.