Home / 6,756.31-9,323.15-3,924.45

Finding the Fourth Proportional to 6,756.31, 9,323.15 and 3,924.45

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Solution

The fourth proportional to 6,756.31, 9,323.15 and 3,924.45 is: 5,415.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,756.31 : 9,323.15 = 3,924.45 : x
  2. Step 2: Convert to fraction form
    6,756.31/9,323.15 = 3,924.45/x
  3. Step 3: Cross multiply
    6,756.31x = 9,323.15 × 3,924.45
  4. Step 4: Simplify right side
    6,756.31x = 36,588,238.47
  5. Step 5: Solve for x
    x = 36,588,238.47/6,756.31
  6. Step 6: Final answer
    x = 5,415.42

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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.