Home / 9,100.34-13,649.43-5,354.36

Finding the Fourth Proportional to 9,100.34, 13,649.43 and 5,354.36

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Solution

The fourth proportional to 9,100.34, 13,649.43 and 5,354.36 is: 8,030.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,100.34 : 13,649.43 = 5,354.36 : x
  2. Step 2: Convert to fraction form
    9,100.34/13,649.43 = 5,354.36/x
  3. Step 3: Cross multiply
    9,100.34x = 13,649.43 × 5,354.36
  4. Step 4: Simplify right side
    9,100.34x = 73,083,962.01
  5. Step 5: Solve for x
    x = 73,083,962.01/9,100.34
  6. Step 6: Final answer
    x = 8,030.90

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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.