Home / 4,708.70-7,063.68-1,587.38

Finding the Fourth Proportional to 4,708.70, 7,063.68 and 1,587.38

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Solution

The fourth proportional to 4,708.70, 7,063.68 and 1,587.38 is: 2,381.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,708.70 : 7,063.68 = 1,587.38 : x
  2. Step 2: Convert to fraction form
    4,708.70/7,063.68 = 1,587.38/x
  3. Step 3: Cross multiply
    4,708.70x = 7,063.68 × 1,587.38
  4. Step 4: Simplify right side
    4,708.70x = 11,212,744.36
  5. Step 5: Solve for x
    x = 11,212,744.36/4,708.70
  6. Step 6: Final answer
    x = 2,381.28

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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.