Home / 4,320.84-6,449.18-3,725.31

Finding the Fourth Proportional to 4,320.84, 6,449.18 and 3,725.31

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Solution

The fourth proportional to 4,320.84, 6,449.18 and 3,725.31 is: 5,560.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,320.84 : 6,449.18 = 3,725.31 : x
  2. Step 2: Convert to fraction form
    4,320.84/6,449.18 = 3,725.31/x
  3. Step 3: Cross multiply
    4,320.84x = 6,449.18 × 3,725.31
  4. Step 4: Simplify right side
    4,320.84x = 24,025,162.50
  5. Step 5: Solve for x
    x = 24,025,162.50/4,320.84
  6. Step 6: Final answer
    x = 5,560.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.