Home / 4,678.26-7,016.50-1,558.32

Finding the Fourth Proportional to 4,678.26, 7,016.50 and 1,558.32

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Solution

The fourth proportional to 4,678.26, 7,016.50 and 1,558.32 is: 2,337.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,678.26 : 7,016.50 = 1,558.32 : x
  2. Step 2: Convert to fraction form
    4,678.26/7,016.50 = 1,558.32/x
  3. Step 3: Cross multiply
    4,678.26x = 7,016.50 × 1,558.32
  4. Step 4: Simplify right side
    4,678.26x = 10,933,952.28
  5. Step 5: Solve for x
    x = 10,933,952.28/4,678.26
  6. Step 6: Final answer
    x = 2,337.18

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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.