Home / 4,398.26-6,596.78-1,111.15

Finding the Fourth Proportional to 4,398.26, 6,596.78 and 1,111.15

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Solution

The fourth proportional to 4,398.26, 6,596.78 and 1,111.15 is: 1,666.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,398.26 : 6,596.78 = 1,111.15 : x
  2. Step 2: Convert to fraction form
    4,398.26/6,596.78 = 1,111.15/x
  3. Step 3: Cross multiply
    4,398.26x = 6,596.78 × 1,111.15
  4. Step 4: Simplify right side
    4,398.26x = 7,330,012.10
  5. Step 5: Solve for x
    x = 7,330,012.10/4,398.26
  6. Step 6: Final answer
    x = 1,666.57

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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.