Home / 7,113.48-10,664.19-2,950.89

Finding the Fourth Proportional to 7,113.48, 10,664.19 and 2,950.89

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Solution

The fourth proportional to 7,113.48, 10,664.19 and 2,950.89 is: 4,423.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,113.48 : 10,664.19 = 2,950.89 : x
  2. Step 2: Convert to fraction form
    7,113.48/10,664.19 = 2,950.89/x
  3. Step 3: Cross multiply
    7,113.48x = 10,664.19 × 2,950.89
  4. Step 4: Simplify right side
    7,113.48x = 31,468,798.31
  5. Step 5: Solve for x
    x = 31,468,798.31/7,113.48
  6. Step 6: Final answer
    x = 4,423.83

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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.