Home / 5,425.25-8,154.54-4,703.54

Finding the Fourth Proportional to 5,425.25, 8,154.54 and 4,703.54

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Solution

The fourth proportional to 5,425.25, 8,154.54 and 4,703.54 is: 7,069.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,425.25 : 8,154.54 = 4,703.54 : x
  2. Step 2: Convert to fraction form
    5,425.25/8,154.54 = 4,703.54/x
  3. Step 3: Cross multiply
    5,425.25x = 8,154.54 × 4,703.54
  4. Step 4: Simplify right side
    5,425.25x = 38,355,164.30
  5. Step 5: Solve for x
    x = 38,355,164.30/5,425.25
  6. Step 6: Final answer
    x = 7,069.76

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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.