Home / 10,924.61-15,072.82-6,615.88

Finding the Fourth Proportional to 10,924.61, 15,072.82 and 6,615.88

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Solution

The fourth proportional to 10,924.61, 15,072.82 and 6,615.88 is: 9,128.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,924.61 : 15,072.82 = 6,615.88 : x
  2. Step 2: Convert to fraction form
    10,924.61/15,072.82 = 6,615.88/x
  3. Step 3: Cross multiply
    10,924.61x = 15,072.82 × 6,615.88
  4. Step 4: Simplify right side
    10,924.61x = 99,719,914.16
  5. Step 5: Solve for x
    x = 99,719,914.16/10,924.61
  6. Step 6: Final answer
    x = 9,128.01

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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.