Home / 11,602.47-17,403.75-3,705.33

Finding the Fourth Proportional to 11,602.47, 17,403.75 and 3,705.33

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Solution

The fourth proportional to 11,602.47, 17,403.75 and 3,705.33 is: 5,558.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,602.47 : 17,403.75 = 3,705.33 : x
  2. Step 2: Convert to fraction form
    11,602.47/17,403.75 = 3,705.33/x
  3. Step 3: Cross multiply
    11,602.47x = 17,403.75 × 3,705.33
  4. Step 4: Simplify right side
    11,602.47x = 64,486,636.99
  5. Step 5: Solve for x
    x = 64,486,636.99/11,602.47
  6. Step 6: Final answer
    x = 5,558.01

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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.