Home / 3,236.56-4,461.74-2,289.40

Finding the Fourth Proportional to 3,236.56, 4,461.74 and 2,289.40

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Solution

The fourth proportional to 3,236.56, 4,461.74 and 2,289.40 is: 3,156.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,236.56 : 4,461.74 = 2,289.40 : x
  2. Step 2: Convert to fraction form
    3,236.56/4,461.74 = 2,289.40/x
  3. Step 3: Cross multiply
    3,236.56x = 4,461.74 × 2,289.40
  4. Step 4: Simplify right side
    3,236.56x = 10,214,707.56
  5. Step 5: Solve for x
    x = 10,214,707.56/3,236.56
  6. Step 6: Final answer
    x = 3,156.04

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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.