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Finding the Fourth Proportional to 10,873.03, 15,004.52 and 6,397.07

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Solution

The fourth proportional to 10,873.03, 15,004.52 and 6,397.07 is: 8,827.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,873.03 : 15,004.52 = 6,397.07 : x
  2. Step 2: Convert to fraction form
    10,873.03/15,004.52 = 6,397.07/x
  3. Step 3: Cross multiply
    10,873.03x = 15,004.52 × 6,397.07
  4. Step 4: Simplify right side
    10,873.03x = 95,984,889.73
  5. Step 5: Solve for x
    x = 95,984,889.73/10,873.03
  6. Step 6: Final answer
    x = 8,827.80

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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.