Home / 4,575.75-6,859.53-1,653.39

Finding the Fourth Proportional to 4,575.75, 6,859.53 and 1,653.39

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Solution

The fourth proportional to 4,575.75, 6,859.53 and 1,653.39 is: 2,478.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,575.75 : 6,859.53 = 1,653.39 : x
  2. Step 2: Convert to fraction form
    4,575.75/6,859.53 = 1,653.39/x
  3. Step 3: Cross multiply
    4,575.75x = 6,859.53 × 1,653.39
  4. Step 4: Simplify right side
    4,575.75x = 11,341,478.31
  5. Step 5: Solve for x
    x = 11,341,478.31/4,575.75
  6. Step 6: Final answer
    x = 2,478.61

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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.