Home / 2,349.48-3,516.36-2,318.40

Finding the Fourth Proportional to 2,349.48, 3,516.36 and 2,318.40

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Solution

The fourth proportional to 2,349.48, 3,516.36 and 2,318.40 is: 3,469.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,349.48 : 3,516.36 = 2,318.40 : x
  2. Step 2: Convert to fraction form
    2,349.48/3,516.36 = 2,318.40/x
  3. Step 3: Cross multiply
    2,349.48x = 3,516.36 × 2,318.40
  4. Step 4: Simplify right side
    2,349.48x = 8,152,329.02
  5. Step 5: Solve for x
    x = 8,152,329.02/2,349.48
  6. Step 6: Final answer
    x = 3,469.84

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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.