Home / 5,509.83-7,603.49-2,992.04

Finding the Fourth Proportional to 5,509.83, 7,603.49 and 2,992.04

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Solution

The fourth proportional to 5,509.83, 7,603.49 and 2,992.04 is: 4,128.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,509.83 : 7,603.49 = 2,992.04 : x
  2. Step 2: Convert to fraction form
    5,509.83/7,603.49 = 2,992.04/x
  3. Step 3: Cross multiply
    5,509.83x = 7,603.49 × 2,992.04
  4. Step 4: Simplify right side
    5,509.83x = 22,749,946.22
  5. Step 5: Solve for x
    x = 22,749,946.22/5,509.83
  6. Step 6: Final answer
    x = 4,128.97

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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.