Home / 10,108.16-13,949.44-5,632

Finding the Fourth Proportional to 10,108.16, 13,949.44 and 5,632

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Solution

The fourth proportional to 10,108.16, 13,949.44 and 5,632 is: 7,772.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,108.16 : 13,949.44 = 5,632 : x
  2. Step 2: Convert to fraction form
    10,108.16/13,949.44 = 5,632/x
  3. Step 3: Cross multiply
    10,108.16x = 13,949.44 × 5,632
  4. Step 4: Simplify right side
    10,108.16x = 78,563,246.08
  5. Step 5: Solve for x
    x = 78,563,246.08/10,108.16
  6. Step 6: Final answer
    x = 7,772.26

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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.