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Finding the Fourth Proportional to 9,661.96, 14,461.35 and 5,967.19

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Solution

The fourth proportional to 9,661.96, 14,461.35 and 5,967.19 is: 8,931.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,661.96 : 14,461.35 = 5,967.19 : x
  2. Step 2: Convert to fraction form
    9,661.96/14,461.35 = 5,967.19/x
  3. Step 3: Cross multiply
    9,661.96x = 14,461.35 × 5,967.19
  4. Step 4: Simplify right side
    9,661.96x = 86,293,623.11
  5. Step 5: Solve for x
    x = 86,293,623.11/9,661.96
  6. Step 6: Final answer
    x = 8,931.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.