Home / 5,509.08-8,258.63-1,998.27

Finding the Fourth Proportional to 5,509.08, 8,258.63 and 1,998.27

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Solution

The fourth proportional to 5,509.08, 8,258.63 and 1,998.27 is: 2,995.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,509.08 : 8,258.63 = 1,998.27 : x
  2. Step 2: Convert to fraction form
    5,509.08/8,258.63 = 1,998.27/x
  3. Step 3: Cross multiply
    5,509.08x = 8,258.63 × 1,998.27
  4. Step 4: Simplify right side
    5,509.08x = 16,502,962.58
  5. Step 5: Solve for x
    x = 16,502,962.58/5,509.08
  6. Step 6: Final answer
    x = 2,995.59

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Double scale
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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.