Home / 2,448.59-3,379.05-1,400.67

Finding the Fourth Proportional to 2,448.59, 3,379.05 and 1,400.67

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Solution

The fourth proportional to 2,448.59, 3,379.05 and 1,400.67 is: 1,932.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,448.59 : 3,379.05 = 1,400.67 : x
  2. Step 2: Convert to fraction form
    2,448.59/3,379.05 = 1,400.67/x
  3. Step 3: Cross multiply
    2,448.59x = 3,379.05 × 1,400.67
  4. Step 4: Simplify right side
    2,448.59x = 4,732,933.96
  5. Step 5: Solve for x
    x = 4,732,933.96/2,448.59
  6. Step 6: Final answer
    x = 1,932.93

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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.