Home / 2,950.66-4,421.12-2,061.28

Finding the Fourth Proportional to 2,950.66, 4,421.12 and 2,061.28

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Solution

The fourth proportional to 2,950.66, 4,421.12 and 2,061.28 is: 3,088.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,950.66 : 4,421.12 = 2,061.28 : x
  2. Step 2: Convert to fraction form
    2,950.66/4,421.12 = 2,061.28/x
  3. Step 3: Cross multiply
    2,950.66x = 4,421.12 × 2,061.28
  4. Step 4: Simplify right side
    2,950.66x = 9,113,144.13
  5. Step 5: Solve for x
    x = 9,113,144.13/2,950.66
  6. Step 6: Final answer
    x = 3,088.52

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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.