Home / 3,133.35-4,320.54-2,014.20

Finding the Fourth Proportional to 3,133.35, 4,320.54 and 2,014.20

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Solution

The fourth proportional to 3,133.35, 4,320.54 and 2,014.20 is: 2,777.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,133.35 : 4,320.54 = 2,014.20 : x
  2. Step 2: Convert to fraction form
    3,133.35/4,320.54 = 2,014.20/x
  3. Step 3: Cross multiply
    3,133.35x = 4,320.54 × 2,014.20
  4. Step 4: Simplify right side
    3,133.35x = 8,702,431.67
  5. Step 5: Solve for x
    x = 8,702,431.67/3,133.35
  6. Step 6: Final answer
    x = 2,777.36

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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.