Home / 3,184.34-4,775.28-1,236.28

Finding the Fourth Proportional to 3,184.34, 4,775.28 and 1,236.28

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Solution

The fourth proportional to 3,184.34, 4,775.28 and 1,236.28 is: 1,853.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,184.34 : 4,775.28 = 1,236.28 : x
  2. Step 2: Convert to fraction form
    3,184.34/4,775.28 = 1,236.28/x
  3. Step 3: Cross multiply
    3,184.34x = 4,775.28 × 1,236.28
  4. Step 4: Simplify right side
    3,184.34x = 5,903,583.16
  5. Step 5: Solve for x
    x = 5,903,583.16/3,184.34
  6. Step 6: Final answer
    x = 1,853.94

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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.