Home / 10,097.12-13,933.84-5,620.74

Finding the Fourth Proportional to 10,097.12, 13,933.84 and 5,620.74

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Solution

The fourth proportional to 10,097.12, 13,933.84 and 5,620.74 is: 7,756.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,097.12 : 13,933.84 = 5,620.74 : x
  2. Step 2: Convert to fraction form
    10,097.12/13,933.84 = 5,620.74/x
  3. Step 3: Cross multiply
    10,097.12x = 13,933.84 × 5,620.74
  4. Step 4: Simplify right side
    10,097.12x = 78,318,491.84
  5. Step 5: Solve for x
    x = 78,318,491.84/10,097.12
  6. Step 6: Final answer
    x = 7,756.52

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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.