Home / 10,996.83-15,176.43-6,281.01

Finding the Fourth Proportional to 10,996.83, 15,176.43 and 6,281.01

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Solution

The fourth proportional to 10,996.83, 15,176.43 and 6,281.01 is: 8,668.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,996.83 : 15,176.43 = 6,281.01 : x
  2. Step 2: Convert to fraction form
    10,996.83/15,176.43 = 6,281.01/x
  3. Step 3: Cross multiply
    10,996.83x = 15,176.43 × 6,281.01
  4. Step 4: Simplify right side
    10,996.83x = 95,323,308.59
  5. Step 5: Solve for x
    x = 95,323,308.59/10,996.83
  6. Step 6: Final answer
    x = 8,668.25

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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.