Home / 5,051.45-7,578.39-1,588.70

Finding the Fourth Proportional to 5,051.45, 7,578.39 and 1,588.70

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Solution

The fourth proportional to 5,051.45, 7,578.39 and 1,588.70 is: 2,383.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,051.45 : 7,578.39 = 1,588.70 : x
  2. Step 2: Convert to fraction form
    5,051.45/7,578.39 = 1,588.70/x
  3. Step 3: Cross multiply
    5,051.45x = 7,578.39 × 1,588.70
  4. Step 4: Simplify right side
    5,051.45x = 12,039,750.30
  5. Step 5: Solve for x
    x = 12,039,750.30/5,051.45
  6. Step 6: Final answer
    x = 2,383.43

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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.