Home / 7,517.07-10,349.28-6,188.40

Finding the Fourth Proportional to 7,517.07, 10,349.28 and 6,188.40

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Solution

The fourth proportional to 7,517.07, 10,349.28 and 6,188.40 is: 8,520.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,517.07 : 10,349.28 = 6,188.40 : x
  2. Step 2: Convert to fraction form
    7,517.07/10,349.28 = 6,188.40/x
  3. Step 3: Cross multiply
    7,517.07x = 10,349.28 × 6,188.40
  4. Step 4: Simplify right side
    7,517.07x = 64,045,484.35
  5. Step 5: Solve for x
    x = 64,045,484.35/7,517.07
  6. Step 6: Final answer
    x = 8,520.01

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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.