Home / 4,859.72-7,287.06-1,572.38

Finding the Fourth Proportional to 4,859.72, 7,287.06 and 1,572.38

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Solution

The fourth proportional to 4,859.72, 7,287.06 and 1,572.38 is: 2,357.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,859.72 : 7,287.06 = 1,572.38 : x
  2. Step 2: Convert to fraction form
    4,859.72/7,287.06 = 1,572.38/x
  3. Step 3: Cross multiply
    4,859.72x = 7,287.06 × 1,572.38
  4. Step 4: Simplify right side
    4,859.72x = 11,458,027.40
  5. Step 5: Solve for x
    x = 11,458,027.40/4,859.72
  6. Step 6: Final answer
    x = 2,357.75

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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.