Home / 3,588.90-5,383.28-1,480.07

Finding the Fourth Proportional to 3,588.90, 5,383.28 and 1,480.07

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Solution

The fourth proportional to 3,588.90, 5,383.28 and 1,480.07 is: 2,220.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,588.90 : 5,383.28 = 1,480.07 : x
  2. Step 2: Convert to fraction form
    3,588.90/5,383.28 = 1,480.07/x
  3. Step 3: Cross multiply
    3,588.90x = 5,383.28 × 1,480.07
  4. Step 4: Simplify right side
    3,588.90x = 7,967,631.23
  5. Step 5: Solve for x
    x = 7,967,631.23/3,588.90
  6. Step 6: Final answer
    x = 2,220.08

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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.