Home / 9,130.99-13,704.26-3,588.21

Finding the Fourth Proportional to 9,130.99, 13,704.26 and 3,588.21

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Solution

The fourth proportional to 9,130.99, 13,704.26 and 3,588.21 is: 5,385.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,130.99 : 13,704.26 = 3,588.21 : x
  2. Step 2: Convert to fraction form
    9,130.99/13,704.26 = 3,588.21/x
  3. Step 3: Cross multiply
    9,130.99x = 13,704.26 × 3,588.21
  4. Step 4: Simplify right side
    9,130.99x = 49,173,744.83
  5. Step 5: Solve for x
    x = 49,173,744.83/9,130.99
  6. Step 6: Final answer
    x = 5,385.37

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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.