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Finding the Fourth Proportional to 10,614.84, 14,644.38 and 6,837.48

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Solution

The fourth proportional to 10,614.84, 14,644.38 and 6,837.48 is: 9,433.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,614.84 : 14,644.38 = 6,837.48 : x
  2. Step 2: Convert to fraction form
    10,614.84/14,644.38 = 6,837.48/x
  3. Step 3: Cross multiply
    10,614.84x = 14,644.38 × 6,837.48
  4. Step 4: Simplify right side
    10,614.84x = 100,130,655.36
  5. Step 5: Solve for x
    x = 100,130,655.36/10,614.84
  6. Step 6: Final answer
    x = 9,433.08

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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.