Home / 4,925.80-7,380.34-2,973.91

Finding the Fourth Proportional to 4,925.80, 7,380.34 and 2,973.91

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Solution

The fourth proportional to 4,925.80, 7,380.34 and 2,973.91 is: 4,455.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,925.80 : 7,380.34 = 2,973.91 : x
  2. Step 2: Convert to fraction form
    4,925.80/7,380.34 = 2,973.91/x
  3. Step 3: Cross multiply
    4,925.80x = 7,380.34 × 2,973.91
  4. Step 4: Simplify right side
    4,925.80x = 21,948,466.93
  5. Step 5: Solve for x
    x = 21,948,466.93/4,925.80
  6. Step 6: Final answer
    x = 4,455.82

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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.