Home / 3,465.98-4,782.86-1,973.89

Finding the Fourth Proportional to 3,465.98, 4,782.86 and 1,973.89

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Solution

The fourth proportional to 3,465.98, 4,782.86 and 1,973.89 is: 2,723.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,465.98 : 4,782.86 = 1,973.89 : x
  2. Step 2: Convert to fraction form
    3,465.98/4,782.86 = 1,973.89/x
  3. Step 3: Cross multiply
    3,465.98x = 4,782.86 × 1,973.89
  4. Step 4: Simplify right side
    3,465.98x = 9,440,839.53
  5. Step 5: Solve for x
    x = 9,440,839.53/3,465.98
  6. Step 6: Final answer
    x = 2,723.86

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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.