Home / 5,603.24-8,404.26-1,707.68

Finding the Fourth Proportional to 5,603.24, 8,404.26 and 1,707.68

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Solution

The fourth proportional to 5,603.24, 8,404.26 and 1,707.68 is: 2,561.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,603.24 : 8,404.26 = 1,707.68 : x
  2. Step 2: Convert to fraction form
    5,603.24/8,404.26 = 1,707.68/x
  3. Step 3: Cross multiply
    5,603.24x = 8,404.26 × 1,707.68
  4. Step 4: Simplify right side
    5,603.24x = 14,351,786.72
  5. Step 5: Solve for x
    x = 14,351,786.72/5,603.24
  6. Step 6: Final answer
    x = 2,561.34

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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.