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Finding the Fourth Proportional to 9,691.02, 13,374.99 and 7,010.94

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Solution

The fourth proportional to 9,691.02, 13,374.99 and 7,010.94 is: 9,676.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,691.02 : 13,374.99 = 7,010.94 : x
  2. Step 2: Convert to fraction form
    9,691.02/13,374.99 = 7,010.94/x
  3. Step 3: Cross multiply
    9,691.02x = 13,374.99 × 7,010.94
  4. Step 4: Simplify right side
    9,691.02x = 93,771,252.39
  5. Step 5: Solve for x
    x = 93,771,252.39/9,691.02
  6. Step 6: Final answer
    x = 9,676.10

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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.