Home / 4,950.12-7,421.94-2,643.24

Finding the Fourth Proportional to 4,950.12, 7,421.94 and 2,643.24

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Solution

The fourth proportional to 4,950.12, 7,421.94 and 2,643.24 is: 3,963.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,950.12 : 7,421.94 = 2,643.24 : x
  2. Step 2: Convert to fraction form
    4,950.12/7,421.94 = 2,643.24/x
  3. Step 3: Cross multiply
    4,950.12x = 7,421.94 × 2,643.24
  4. Step 4: Simplify right side
    4,950.12x = 19,617,968.69
  5. Step 5: Solve for x
    x = 19,617,968.69/4,950.12
  6. Step 6: Final answer
    x = 3,963.13

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1.5x scale

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.