Home / 4,435.11-6,653.64-1,315.37

Finding the Fourth Proportional to 4,435.11, 6,653.64 and 1,315.37

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Solution

The fourth proportional to 4,435.11, 6,653.64 and 1,315.37 is: 1,973.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,435.11 : 6,653.64 = 1,315.37 : x
  2. Step 2: Convert to fraction form
    4,435.11/6,653.64 = 1,315.37/x
  3. Step 3: Cross multiply
    4,435.11x = 6,653.64 × 1,315.37
  4. Step 4: Simplify right side
    4,435.11x = 8,751,965.18
  5. Step 5: Solve for x
    x = 8,751,965.18/4,435.11
  6. Step 6: Final answer
    x = 1,973.34

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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.