Home / 5,587.69-8,383.36-2,665.62

Finding the Fourth Proportional to 5,587.69, 8,383.36 and 2,665.62

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Solution

The fourth proportional to 5,587.69, 8,383.36 and 2,665.62 is: 3,999.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,587.69 : 8,383.36 = 2,665.62 : x
  2. Step 2: Convert to fraction form
    5,587.69/8,383.36 = 2,665.62/x
  3. Step 3: Cross multiply
    5,587.69x = 8,383.36 × 2,665.62
  4. Step 4: Simplify right side
    5,587.69x = 22,346,852.08
  5. Step 5: Solve for x
    x = 22,346,852.08/5,587.69
  6. Step 6: Final answer
    x = 3,999.30

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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.