Home / 10,633.40-15,950.90-2,842.04

Finding the Fourth Proportional to 10,633.40, 15,950.90 and 2,842.04

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Solution

The fourth proportional to 10,633.40, 15,950.90 and 2,842.04 is: 4,263.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,633.40 : 15,950.90 = 2,842.04 : x
  2. Step 2: Convert to fraction form
    10,633.40/15,950.90 = 2,842.04/x
  3. Step 3: Cross multiply
    10,633.40x = 15,950.90 × 2,842.04
  4. Step 4: Simplify right side
    10,633.40x = 45,333,095.84
  5. Step 5: Solve for x
    x = 45,333,095.84/10,633.40
  6. Step 6: Final answer
    x = 4,263.27

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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.