Home / 5,576.11-7,697.50-3,904.09

Finding the Fourth Proportional to 5,576.11, 7,697.50 and 3,904.09

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Solution

The fourth proportional to 5,576.11, 7,697.50 and 3,904.09 is: 5,389.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,576.11 : 7,697.50 = 3,904.09 : x
  2. Step 2: Convert to fraction form
    5,576.11/7,697.50 = 3,904.09/x
  3. Step 3: Cross multiply
    5,576.11x = 7,697.50 × 3,904.09
  4. Step 4: Simplify right side
    5,576.11x = 30,051,703.77
  5. Step 5: Solve for x
    x = 30,051,703.77/5,576.11
  6. Step 6: Final answer
    x = 5,389.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.