Home / 7,391.27-10,188.78-5,599.32

Finding the Fourth Proportional to 7,391.27, 10,188.78 and 5,599.32

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Solution

The fourth proportional to 7,391.27, 10,188.78 and 5,599.32 is: 7,718.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,391.27 : 10,188.78 = 5,599.32 : x
  2. Step 2: Convert to fraction form
    7,391.27/10,188.78 = 5,599.32/x
  3. Step 3: Cross multiply
    7,391.27x = 10,188.78 × 5,599.32
  4. Step 4: Simplify right side
    7,391.27x = 57,050,239.63
  5. Step 5: Solve for x
    x = 57,050,239.63/7,391.27
  6. Step 6: Final answer
    x = 7,718.60

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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.