Home / 11,055.78-15,254.32-6,274.66

Finding the Fourth Proportional to 11,055.78, 15,254.32 and 6,274.66

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Solution

The fourth proportional to 11,055.78, 15,254.32 and 6,274.66 is: 8,657.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,055.78 : 15,254.32 = 6,274.66 : x
  2. Step 2: Convert to fraction form
    11,055.78/15,254.32 = 6,274.66/x
  3. Step 3: Cross multiply
    11,055.78x = 15,254.32 × 6,274.66
  4. Step 4: Simplify right side
    11,055.78x = 95,715,595.26
  5. Step 5: Solve for x
    x = 95,715,595.26/11,055.78
  6. Step 6: Final answer
    x = 8,657.52

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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.