Home / 5,509.38-8,265.29-1,614.09

Finding the Fourth Proportional to 5,509.38, 8,265.29 and 1,614.09

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Solution

The fourth proportional to 5,509.38, 8,265.29 and 1,614.09 is: 2,421.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,509.38 : 8,265.29 = 1,614.09 : x
  2. Step 2: Convert to fraction form
    5,509.38/8,265.29 = 1,614.09/x
  3. Step 3: Cross multiply
    5,509.38x = 8,265.29 × 1,614.09
  4. Step 4: Simplify right side
    5,509.38x = 13,340,953.94
  5. Step 5: Solve for x
    x = 13,340,953.94/5,509.38
  6. Step 6: Final answer
    x = 2,421.50

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1.5x scale

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.