Home / 8,977.01-13,465.37-2,821.01

Finding the Fourth Proportional to 8,977.01, 13,465.37 and 2,821.01

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Solution

The fourth proportional to 8,977.01, 13,465.37 and 2,821.01 is: 4,231.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,977.01 : 13,465.37 = 2,821.01 : x
  2. Step 2: Convert to fraction form
    8,977.01/13,465.37 = 2,821.01/x
  3. Step 3: Cross multiply
    8,977.01x = 13,465.37 × 2,821.01
  4. Step 4: Simplify right side
    8,977.01x = 37,985,861.99
  5. Step 5: Solve for x
    x = 37,985,861.99/8,977.01
  6. Step 6: Final answer
    x = 4,231.46

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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.