Home / 4,135.40-6,203.10-3,444.20

Finding the Fourth Proportional to 4,135.40, 6,203.10 and 3,444.20

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Solution

The fourth proportional to 4,135.40, 6,203.10 and 3,444.20 is: 5,166.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,135.40 : 6,203.10 = 3,444.20 : x
  2. Step 2: Convert to fraction form
    4,135.40/6,203.10 = 3,444.20/x
  3. Step 3: Cross multiply
    4,135.40x = 6,203.10 × 3,444.20
  4. Step 4: Simplify right side
    4,135.40x = 21,364,717.02
  5. Step 5: Solve for x
    x = 21,364,717.02/4,135.40
  6. Step 6: Final answer
    x = 5,166.30

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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.