Home / 3,700.15-5,550.64-1,235.14

Finding the Fourth Proportional to 3,700.15, 5,550.64 and 1,235.14

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Solution

The fourth proportional to 3,700.15, 5,550.64 and 1,235.14 is: 1,852.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,700.15 : 5,550.64 = 1,235.14 : x
  2. Step 2: Convert to fraction form
    3,700.15/5,550.64 = 1,235.14/x
  3. Step 3: Cross multiply
    3,700.15x = 5,550.64 × 1,235.14
  4. Step 4: Simplify right side
    3,700.15x = 6,855,800.53
  5. Step 5: Solve for x
    x = 6,855,800.53/3,700.15
  6. Step 6: Final answer
    x = 1,852.85

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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.