Home / 2,973.74-4,464.86-2,645.69

Finding the Fourth Proportional to 2,973.74, 4,464.86 and 2,645.69

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Solution

The fourth proportional to 2,973.74, 4,464.86 and 2,645.69 is: 3,972.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,973.74 : 4,464.86 = 2,645.69 : x
  2. Step 2: Convert to fraction form
    2,973.74/4,464.86 = 2,645.69/x
  3. Step 3: Cross multiply
    2,973.74x = 4,464.86 × 2,645.69
  4. Step 4: Simplify right side
    2,973.74x = 11,812,599.90
  5. Step 5: Solve for x
    x = 11,812,599.90/2,973.74
  6. Step 6: Final answer
    x = 3,972.31

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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.