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Finding the Fourth Proportional to 9,954.84, 14,935.38 and 4,114.20

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Solution

The fourth proportional to 9,954.84, 14,935.38 and 4,114.20 is: 6,172.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,954.84 : 14,935.38 = 4,114.20 : x
  2. Step 2: Convert to fraction form
    9,954.84/14,935.38 = 4,114.20/x
  3. Step 3: Cross multiply
    9,954.84x = 14,935.38 × 4,114.20
  4. Step 4: Simplify right side
    9,954.84x = 61,447,140.40
  5. Step 5: Solve for x
    x = 61,447,140.40/9,954.84
  6. Step 6: Final answer
    x = 6,172.59

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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.