Home / 4,216.84-6,325.05-1,255.16

Finding the Fourth Proportional to 4,216.84, 6,325.05 and 1,255.16

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Solution

The fourth proportional to 4,216.84, 6,325.05 and 1,255.16 is: 1,882.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,216.84 : 6,325.05 = 1,255.16 : x
  2. Step 2: Convert to fraction form
    4,216.84/6,325.05 = 1,255.16/x
  3. Step 3: Cross multiply
    4,216.84x = 6,325.05 × 1,255.16
  4. Step 4: Simplify right side
    4,216.84x = 7,938,949.76
  5. Step 5: Solve for x
    x = 7,938,949.76/4,216.84
  6. Step 6: Final answer
    x = 1,882.68

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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.