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Finding the Fourth Proportional to 9,490.50, 13,097.16 and 5,299.02

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Solution

The fourth proportional to 9,490.50, 13,097.16 and 5,299.02 is: 7,312.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,490.50 : 13,097.16 = 5,299.02 : x
  2. Step 2: Convert to fraction form
    9,490.50/13,097.16 = 5,299.02/x
  3. Step 3: Cross multiply
    9,490.50x = 13,097.16 × 5,299.02
  4. Step 4: Simplify right side
    9,490.50x = 69,402,112.78
  5. Step 5: Solve for x
    x = 69,402,112.78/9,490.50
  6. Step 6: Final answer
    x = 7,312.80

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.