Home / 7,553.31-11,319.02-4,259.40

Finding the Fourth Proportional to 7,553.31, 11,319.02 and 4,259.40

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Solution

The fourth proportional to 7,553.31, 11,319.02 and 4,259.40 is: 6,382.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,553.31 : 11,319.02 = 4,259.40 : x
  2. Step 2: Convert to fraction form
    7,553.31/11,319.02 = 4,259.40/x
  3. Step 3: Cross multiply
    7,553.31x = 11,319.02 × 4,259.40
  4. Step 4: Simplify right side
    7,553.31x = 48,212,244.44
  5. Step 5: Solve for x
    x = 48,212,244.44/7,553.31
  6. Step 6: Final answer
    x = 6,382.93

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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.