Home / 10,996.07-15,176.60-6,280.35

Finding the Fourth Proportional to 10,996.07, 15,176.60 and 6,280.35

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Solution

The fourth proportional to 10,996.07, 15,176.60 and 6,280.35 is: 8,668.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,996.07 : 15,176.60 = 6,280.35 : x
  2. Step 2: Convert to fraction form
    10,996.07/15,176.60 = 6,280.35/x
  3. Step 3: Cross multiply
    10,996.07x = 15,176.60 × 6,280.35
  4. Step 4: Simplify right side
    10,996.07x = 95,314,358.83
  5. Step 5: Solve for x
    x = 95,314,358.83/10,996.07
  6. Step 6: Final answer
    x = 8,668.04

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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.