Home / 11,290.22-15,577.32-6,752.35

Finding the Fourth Proportional to 11,290.22, 15,577.32 and 6,752.35

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Solution

The fourth proportional to 11,290.22, 15,577.32 and 6,752.35 is: 9,316.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,290.22 : 15,577.32 = 6,752.35 : x
  2. Step 2: Convert to fraction form
    11,290.22/15,577.32 = 6,752.35/x
  3. Step 3: Cross multiply
    11,290.22x = 15,577.32 × 6,752.35
  4. Step 4: Simplify right side
    11,290.22x = 105,183,516.70
  5. Step 5: Solve for x
    x = 105,183,516.70/11,290.22
  6. Step 6: Final answer
    x = 9,316.34

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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.