Home / 3,607.10-4,977.28-2,013.56

Finding the Fourth Proportional to 3,607.10, 4,977.28 and 2,013.56

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Solution

The fourth proportional to 3,607.10, 4,977.28 and 2,013.56 is: 2,778.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,607.10 : 4,977.28 = 2,013.56 : x
  2. Step 2: Convert to fraction form
    3,607.10/4,977.28 = 2,013.56/x
  3. Step 3: Cross multiply
    3,607.10x = 4,977.28 × 2,013.56
  4. Step 4: Simplify right side
    3,607.10x = 10,022,051.92
  5. Step 5: Solve for x
    x = 10,022,051.92/3,607.10
  6. Step 6: Final answer
    x = 2,778.42

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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.