Home / 10,913.34-16,369.89-4,668.04

Finding the Fourth Proportional to 10,913.34, 16,369.89 and 4,668.04

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Solution

The fourth proportional to 10,913.34, 16,369.89 and 4,668.04 is: 7,002.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,913.34 : 16,369.89 = 4,668.04 : x
  2. Step 2: Convert to fraction form
    10,913.34/16,369.89 = 4,668.04/x
  3. Step 3: Cross multiply
    10,913.34x = 16,369.89 × 4,668.04
  4. Step 4: Simplify right side
    10,913.34x = 76,415,301.32
  5. Step 5: Solve for x
    x = 76,415,301.32/10,913.34
  6. Step 6: Final answer
    x = 7,002.01

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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.