Home / 4,281.84-6,420.33-2,551.68

Finding the Fourth Proportional to 4,281.84, 6,420.33 and 2,551.68

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Solution

The fourth proportional to 4,281.84, 6,420.33 and 2,551.68 is: 3,826.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,281.84 : 6,420.33 = 2,551.68 : x
  2. Step 2: Convert to fraction form
    4,281.84/6,420.33 = 2,551.68/x
  3. Step 3: Cross multiply
    4,281.84x = 6,420.33 × 2,551.68
  4. Step 4: Simplify right side
    4,281.84x = 16,382,627.65
  5. Step 5: Solve for x
    x = 16,382,627.65/4,281.84
  6. Step 6: Final answer
    x = 3,826.07

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1.5x scale

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.