Home / 11,094.84-15,307.25-7,908.64

Finding the Fourth Proportional to 11,094.84, 15,307.25 and 7,908.64

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Solution

The fourth proportional to 11,094.84, 15,307.25 and 7,908.64 is: 10,911.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,094.84 : 15,307.25 = 7,908.64 : x
  2. Step 2: Convert to fraction form
    11,094.84/15,307.25 = 7,908.64/x
  3. Step 3: Cross multiply
    11,094.84x = 15,307.25 × 7,908.64
  4. Step 4: Simplify right side
    11,094.84x = 121,059,451.83
  5. Step 5: Solve for x
    x = 121,059,451.83/11,094.84
  6. Step 6: Final answer
    x = 10,911.33

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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.