Home / 6,390.26-9,594.30-5,074.82

Finding the Fourth Proportional to 6,390.26, 9,594.30 and 5,074.82

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Solution

The fourth proportional to 6,390.26, 9,594.30 and 5,074.82 is: 7,619.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,390.26 : 9,594.30 = 5,074.82 : x
  2. Step 2: Convert to fraction form
    6,390.26/9,594.30 = 5,074.82/x
  3. Step 3: Cross multiply
    6,390.26x = 9,594.30 × 5,074.82
  4. Step 4: Simplify right side
    6,390.26x = 48,689,345.53
  5. Step 5: Solve for x
    x = 48,689,345.53/6,390.26
  6. Step 6: Final answer
    x = 7,619.31

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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.