Home / 7,583.40-11,376.72-2,318.13

Finding the Fourth Proportional to 7,583.40, 11,376.72 and 2,318.13

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Solution

The fourth proportional to 7,583.40, 11,376.72 and 2,318.13 is: 3,477.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,583.40 : 11,376.72 = 2,318.13 : x
  2. Step 2: Convert to fraction form
    7,583.40/11,376.72 = 2,318.13/x
  3. Step 3: Cross multiply
    7,583.40x = 11,376.72 × 2,318.13
  4. Step 4: Simplify right side
    7,583.40x = 26,372,715.93
  5. Step 5: Solve for x
    x = 26,372,715.93/7,583.40
  6. Step 6: Final answer
    x = 3,477.69

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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.