Home / 10,777.17-16,166.03-2,985.96

Finding the Fourth Proportional to 10,777.17, 16,166.03 and 2,985.96

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Solution

The fourth proportional to 10,777.17, 16,166.03 and 2,985.96 is: 4,479.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,777.17 : 16,166.03 = 2,985.96 : x
  2. Step 2: Convert to fraction form
    10,777.17/16,166.03 = 2,985.96/x
  3. Step 3: Cross multiply
    10,777.17x = 16,166.03 × 2,985.96
  4. Step 4: Simplify right side
    10,777.17x = 48,271,104.01
  5. Step 5: Solve for x
    x = 48,271,104.01/10,777.17
  6. Step 6: Final answer
    x = 4,479.01

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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.