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Finding the Fourth Proportional to 9,993.59, 14,999.80 and 7,353.04

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Solution

The fourth proportional to 9,993.59, 14,999.80 and 7,353.04 is: 11,036.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,993.59 : 14,999.80 = 7,353.04 : x
  2. Step 2: Convert to fraction form
    9,993.59/14,999.80 = 7,353.04/x
  3. Step 3: Cross multiply
    9,993.59x = 14,999.80 × 7,353.04
  4. Step 4: Simplify right side
    9,993.59x = 110,294,185.46
  5. Step 5: Solve for x
    x = 110,294,185.46/9,993.59
  6. Step 6: Final answer
    x = 11,036.49

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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.