Home / 9,427.08-13,008.72-5,235

Finding the Fourth Proportional to 9,427.08, 13,008.72 and 5,235

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Solution

The fourth proportional to 9,427.08, 13,008.72 and 5,235 is: 7,223.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,427.08 : 13,008.72 = 5,235 : x
  2. Step 2: Convert to fraction form
    9,427.08/13,008.72 = 5,235/x
  3. Step 3: Cross multiply
    9,427.08x = 13,008.72 × 5,235
  4. Step 4: Simplify right side
    9,427.08x = 68,100,649.20
  5. Step 5: Solve for x
    x = 68,100,649.20/9,427.08
  6. Step 6: Final answer
    x = 7,223.94

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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.