Home / 4,860.44-7,289.10-1,572.86

Finding the Fourth Proportional to 4,860.44, 7,289.10 and 1,572.86

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Solution

The fourth proportional to 4,860.44, 7,289.10 and 1,572.86 is: 2,358.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,860.44 : 7,289.10 = 1,572.86 : x
  2. Step 2: Convert to fraction form
    4,860.44/7,289.10 = 1,572.86/x
  3. Step 3: Cross multiply
    4,860.44x = 7,289.10 × 1,572.86
  4. Step 4: Simplify right side
    4,860.44x = 11,464,697.38
  5. Step 5: Solve for x
    x = 11,464,697.38/4,860.44
  6. Step 6: Final answer
    x = 2,358.78

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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.