Home / 3,015.70-4,156.86-2,544.28

Finding the Fourth Proportional to 3,015.70, 4,156.86 and 2,544.28

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Solution

The fourth proportional to 3,015.70, 4,156.86 and 2,544.28 is: 3,507.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,015.70 : 4,156.86 = 2,544.28 : x
  2. Step 2: Convert to fraction form
    3,015.70/4,156.86 = 2,544.28/x
  3. Step 3: Cross multiply
    3,015.70x = 4,156.86 × 2,544.28
  4. Step 4: Simplify right side
    3,015.70x = 10,576,215.76
  5. Step 5: Solve for x
    x = 10,576,215.76/3,015.70
  6. Step 6: Final answer
    x = 3,507.05

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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.