Home / 11,009.00-16,509.52-4,684.30

Finding the Fourth Proportional to 11,009.00, 16,509.52 and 4,684.30

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Solution

The fourth proportional to 11,009.00, 16,509.52 and 4,684.30 is: 7,024.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,009.00 : 16,509.52 = 4,684.30 : x
  2. Step 2: Convert to fraction form
    11,009.00/16,509.52 = 4,684.30/x
  3. Step 3: Cross multiply
    11,009.00x = 16,509.52 × 4,684.30
  4. Step 4: Simplify right side
    11,009.00x = 77,335,513.72
  5. Step 5: Solve for x
    x = 77,335,513.72/11,009.00
  6. Step 6: Final answer
    x = 7,024.75

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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.