Home / 6,626.48-9,141.92-4,270

Finding the Fourth Proportional to 6,626.48, 9,141.92 and 4,270

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Solution

The fourth proportional to 6,626.48, 9,141.92 and 4,270 is: 5,890.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,626.48 : 9,141.92 = 4,270 : x
  2. Step 2: Convert to fraction form
    6,626.48/9,141.92 = 4,270/x
  3. Step 3: Cross multiply
    6,626.48x = 9,141.92 × 4,270
  4. Step 4: Simplify right side
    6,626.48x = 39,035,998.40
  5. Step 5: Solve for x
    x = 39,035,998.40/6,626.48
  6. Step 6: Final answer
    x = 5,890.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.