Home / 5,539.07-7,676.92-5,435.39

Finding the Fourth Proportional to 5,539.07, 7,676.92 and 5,435.39

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Solution

The fourth proportional to 5,539.07, 7,676.92 and 5,435.39 is: 7,533.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,539.07 : 7,676.92 = 5,435.39 : x
  2. Step 2: Convert to fraction form
    5,539.07/7,676.92 = 5,435.39/x
  3. Step 3: Cross multiply
    5,539.07x = 7,676.92 × 5,435.39
  4. Step 4: Simplify right side
    5,539.07x = 41,727,054.20
  5. Step 5: Solve for x
    x = 41,727,054.20/5,539.07
  6. Step 6: Final answer
    x = 7,533.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.