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Finding the Fourth Proportional to 9,955.95, 14,933.93 and 4,109.37

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Solution

The fourth proportional to 9,955.95, 14,933.93 and 4,109.37 is: 6,164.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,955.95 : 14,933.93 = 4,109.37 : x
  2. Step 2: Convert to fraction form
    9,955.95/14,933.93 = 4,109.37/x
  3. Step 3: Cross multiply
    9,955.95x = 14,933.93 × 4,109.37
  4. Step 4: Simplify right side
    9,955.95x = 61,369,023.38
  5. Step 5: Solve for x
    x = 61,369,023.38/9,955.95
  6. Step 6: Final answer
    x = 6,164.06

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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.