Home / 10,905.77-16,361.93-4,666.34

Finding the Fourth Proportional to 10,905.77, 16,361.93 and 4,666.34

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Solution

The fourth proportional to 10,905.77, 16,361.93 and 4,666.34 is: 7,000.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,905.77 : 16,361.93 = 4,666.34 : x
  2. Step 2: Convert to fraction form
    10,905.77/16,361.93 = 4,666.34/x
  3. Step 3: Cross multiply
    10,905.77x = 16,361.93 × 4,666.34
  4. Step 4: Simplify right side
    10,905.77x = 76,350,381.01
  5. Step 5: Solve for x
    x = 76,350,381.01/10,905.77
  6. Step 6: Final answer
    x = 7,000.91

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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.