Home / 10,018.22-13,824.09-5,541.26

Finding the Fourth Proportional to 10,018.22, 13,824.09 and 5,541.26

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Solution

The fourth proportional to 10,018.22, 13,824.09 and 5,541.26 is: 7,646.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,018.22 : 13,824.09 = 5,541.26 : x
  2. Step 2: Convert to fraction form
    10,018.22/13,824.09 = 5,541.26/x
  3. Step 3: Cross multiply
    10,018.22x = 13,824.09 × 5,541.26
  4. Step 4: Simplify right side
    10,018.22x = 76,602,876.95
  5. Step 5: Solve for x
    x = 76,602,876.95/10,018.22
  6. Step 6: Final answer
    x = 7,646.36

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1.5x scale

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.