Home / 11,118.85-15,344.30-6,083.28

Finding the Fourth Proportional to 11,118.85, 15,344.30 and 6,083.28

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Solution

The fourth proportional to 11,118.85, 15,344.30 and 6,083.28 is: 8,395.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,118.85 : 15,344.30 = 6,083.28 : x
  2. Step 2: Convert to fraction form
    11,118.85/15,344.30 = 6,083.28/x
  3. Step 3: Cross multiply
    11,118.85x = 15,344.30 × 6,083.28
  4. Step 4: Simplify right side
    11,118.85x = 93,343,673.30
  5. Step 5: Solve for x
    x = 93,343,673.30/11,118.85
  6. Step 6: Final answer
    x = 8,395.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.