Home / 3,490.34-5,236.58-1,150.36

Finding the Fourth Proportional to 3,490.34, 5,236.58 and 1,150.36

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Solution

The fourth proportional to 3,490.34, 5,236.58 and 1,150.36 is: 1,725.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,490.34 : 5,236.58 = 1,150.36 : x
  2. Step 2: Convert to fraction form
    3,490.34/5,236.58 = 1,150.36/x
  3. Step 3: Cross multiply
    3,490.34x = 5,236.58 × 1,150.36
  4. Step 4: Simplify right side
    3,490.34x = 6,023,941.95
  5. Step 5: Solve for x
    x = 6,023,941.95/3,490.34
  6. Step 6: Final answer
    x = 1,725.89

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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.